* installing *source* package 'sass' ... ** package 'sass' successfully unpacked and MD5 sums checked ** using staged installation ** libs D:/RCompile/recent/R-4.4.2/share/make/winshlib.mk:31: warning: overriding recipe for target 'shlib-clean' Makevars.win:12: warning: ignoring old recipe for target 'shlib-clean' using C compiler: 'gcc.exe (GCC) 13.3.0' using C++ compiler: 'g++.exe (GCC) 13.3.0' make[1]: Entering directory '/d/temp/2024_12_08_01_50_01_8405/Rtmpukgwxr/R.INSTALL25cf864fb6d0/sass/src' D:/RCompile/recent/R-4.4.2/share/make/winshlib.mk:31: warning: overriding recipe for target 'shlib-clean' Makevars.win:12: warning: ignoring old recipe for target 'shlib-clean' gcc -I"D:/RCompile/recent/R-4.4.2/include" -DNDEBUG -I./libsass/include -I"d:/rtools44/x86_64-w64-mingw32.static.posix/include" -pedantic -Wstrict-prototypes -O2 -Wall -mfpmath=sse -msse2 -mstackrealign -c compile.c -o compile.o g++ -std=gnu++17 -I"D:/RCompile/recent/R-4.4.2/include" -DNDEBUG -I./libsass/include -I"d:/rtools44/x86_64-w64-mingw32.static.posix/include" -pedantic -O2 -Wall -mfpmath=sse -msse2 -mstackrealign -c init.cpp -o init.o MAKEFLAGS= CC="gcc " CFLAGS="-pedantic -Wstrict-prototypes -O2 -Wall -mfpmath=sse -msse2 -mstackrealign " CXX="g++ -std=gnu++17 " AR="ar" LDFLAGS="" make -C libsass make[2]: Entering directory '/d/temp/2024_12_08_01_50_01_8405/Rtmpukgwxr/R.INSTALL25cf864fb6d0/sass/src/libsass' gcc -pedantic -Wstrict-prototypes -O2 -Wall -mfpmath=sse -msse2 -mstackrealign -O2 -I ./include -c -o src/cencode.o src/cencode.c g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast.o src/ast.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_values.o src/ast_values.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_supports.o src/ast_supports.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_sel_cmp.o src/ast_sel_cmp.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_sel_unify.o src/ast_sel_unify.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_sel_super.o src/ast_sel_super.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_sel_weave.o src/ast_sel_weave.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_selectors.o src/ast_selectors.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/context.o src/context.cpp In file included from src/ast.hpp:18, from src/context.cpp:4: src/operation.hpp:206:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SelectorCombinator*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 206 | T operator()(SelectorCombinator* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ In file included from src/expand.hpp:7, from src/context.cpp:17: src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:194:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameters*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 194 | T operator()(Parameters* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:193:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameter*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 193 | T operator()(Parameter* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:183:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsCondition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 183 | T operator()(SupportsCondition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:176:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Color*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 176 | T operator()(Color* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:173:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Error*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 173 | T operator()(Custom_Error* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:172:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Warning*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 172 | T operator()(Custom_Warning* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:168:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Function*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 168 | T operator()(Function* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:163:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Mixin_Call*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 163 | T operator()(Mixin_Call* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:162:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Definition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 162 | T operator()(Definition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:161:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::ExtendRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 161 | T operator()(ExtendRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:160:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Content*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 160 | T operator()(Content* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:150:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import_Stub*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 150 | T operator()(Import_Stub* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:149:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 149 | T operator()(Import* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:147:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Declaration*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 147 | T operator()(Declaration* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:146:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Keyframe_Rule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 146 | T operator()(Keyframe_Rule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:145:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 145 | T operator()(AtRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:144:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRootRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 144 | T operator()(AtRootRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:143:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaQuery*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 143 | T operator()(CssMediaQuery* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:142:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 142 | T operator()(CssMediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:141:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::MediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 141 | T operator()(MediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:140:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 140 | T operator()(SupportsRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:139:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Trace*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 139 | T operator()(Trace* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:138:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Bubble*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 138 | T operator()(Bubble* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:137:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::StyleRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 137 | T operator()(StyleRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:134:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AST_Node*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 134 | T operator()(AST_Node* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/constants.o src/constants.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_utils.o src/fn_utils.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_miscs.o src/fn_miscs.cpp In file included from src/ast.hpp:18, from src/fn_miscs.cpp:1: src/operation.hpp:206:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SelectorCombinator*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 206 | T operator()(SelectorCombinator* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ In file included from src/expand.hpp:7, from src/fn_miscs.cpp:2: src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:194:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameters*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 194 | T operator()(Parameters* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:193:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameter*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 193 | T operator()(Parameter* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:183:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsCondition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 183 | T operator()(SupportsCondition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:176:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Color*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 176 | T operator()(Color* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:173:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Error*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 173 | T operator()(Custom_Error* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:172:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Warning*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 172 | T operator()(Custom_Warning* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:168:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Function*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 168 | T operator()(Function* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:163:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Mixin_Call*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 163 | T operator()(Mixin_Call* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:162:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Definition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 162 | T operator()(Definition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:161:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::ExtendRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 161 | T operator()(ExtendRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:160:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Content*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 160 | T operator()(Content* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:150:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import_Stub*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 150 | T operator()(Import_Stub* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:149:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 149 | T operator()(Import* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:147:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Declaration*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 147 | T operator()(Declaration* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:146:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Keyframe_Rule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 146 | T operator()(Keyframe_Rule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:145:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 145 | T operator()(AtRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:144:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRootRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 144 | T operator()(AtRootRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:143:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaQuery*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 143 | T operator()(CssMediaQuery* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:142:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 142 | T operator()(CssMediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:141:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::MediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 141 | T operator()(MediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:140:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 140 | T operator()(SupportsRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:139:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Trace*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 139 | T operator()(Trace* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:138:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Bubble*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 138 | T operator()(Bubble* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:137:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::StyleRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 137 | T operator()(StyleRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:134:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AST_Node*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 134 | T operator()(AST_Node* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_maps.o src/fn_maps.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_lists.o src/fn_lists.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_colors.o src/fn_colors.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_numbers.o src/fn_numbers.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_strings.o src/fn_strings.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/fn_selectors.o src/fn_selectors.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/color_maps.o src/color_maps.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/environment.o src/environment.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast_fwd_decl.o src/ast_fwd_decl.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/bind.o src/bind.cpp In file included from src/ast.hpp:18, from src/bind.cpp:3: src/operation.hpp:206:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SelectorCombinator*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 206 | T operator()(SelectorCombinator* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ In file included from src/expand.hpp:7, from src/bind.cpp:6: src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:194:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameters*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 194 | T operator()(Parameters* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:193:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameter*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 193 | T operator()(Parameter* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:183:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsCondition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 183 | T operator()(SupportsCondition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:176:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Color*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 176 | T operator()(Color* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:173:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Error*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 173 | T operator()(Custom_Error* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:172:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Warning*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 172 | T operator()(Custom_Warning* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:168:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Function*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 168 | T operator()(Function* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:163:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Mixin_Call*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 163 | T operator()(Mixin_Call* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:162:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Definition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 162 | T operator()(Definition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:161:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::ExtendRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 161 | T operator()(ExtendRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:160:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Content*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 160 | T operator()(Content* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:150:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import_Stub*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 150 | T operator()(Import_Stub* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:149:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 149 | T operator()(Import* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:147:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Declaration*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 147 | T operator()(Declaration* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:146:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Keyframe_Rule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 146 | T operator()(Keyframe_Rule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:145:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 145 | T operator()(AtRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:144:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRootRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 144 | T operator()(AtRootRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:143:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaQuery*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 143 | T operator()(CssMediaQuery* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:142:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 142 | T operator()(CssMediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:141:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::MediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 141 | T operator()(MediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:140:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 140 | T operator()(SupportsRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:139:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Trace*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 139 | T operator()(Trace* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:138:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Bubble*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 138 | T operator()(Bubble* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:137:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::StyleRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 137 | T operator()(StyleRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:134:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AST_Node*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 134 | T operator()(AST_Node* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/file.o src/file.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/util.o src/util.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/util_string.o src/util_string.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/json.o src/json.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/units.o src/units.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/values.o src/values.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/plugins.o src/plugins.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/source.o src/source.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/position.o src/position.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/lexer.o src/lexer.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/parser.o src/parser.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/parser_selectors.o src/parser_selectors.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/prelexer.o src/prelexer.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/eval.o src/eval.cpp In file included from src/ast.hpp:18, from src/eval.hpp:7, from src/eval.cpp:13: src/operation.hpp:206:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SelectorCombinator*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 206 | T operator()(SelectorCombinator* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:194:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameters*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 194 | T operator()(Parameters* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:193:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameter*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 193 | T operator()(Parameter* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:183:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsCondition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 183 | T operator()(SupportsCondition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:176:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Color*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 176 | T operator()(Color* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:173:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Error*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 173 | T operator()(Custom_Error* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:172:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Warning*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 172 | T operator()(Custom_Warning* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:168:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Function*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 168 | T operator()(Function* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:163:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Mixin_Call*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 163 | T operator()(Mixin_Call* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:162:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Definition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 162 | T operator()(Definition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:161:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::ExtendRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 161 | T operator()(ExtendRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:160:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Content*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 160 | T operator()(Content* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:150:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import_Stub*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 150 | T operator()(Import_Stub* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:149:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 149 | T operator()(Import* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:147:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Declaration*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 147 | T operator()(Declaration* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:146:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Keyframe_Rule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 146 | T operator()(Keyframe_Rule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:145:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 145 | T operator()(AtRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:144:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRootRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 144 | T operator()(AtRootRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:143:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaQuery*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 143 | T operator()(CssMediaQuery* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:142:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 142 | T operator()(CssMediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:141:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::MediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 141 | T operator()(MediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:140:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 140 | T operator()(SupportsRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:139:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Trace*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 139 | T operator()(Trace* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:138:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Bubble*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 138 | T operator()(Bubble* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:137:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::StyleRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 137 | T operator()(StyleRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:134:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AST_Node*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 134 | T operator()(AST_Node* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/eval_selectors.o src/eval_selectors.cpp In file included from src/ast.hpp:18, from src/expand.hpp:6, from src/eval_selectors.cpp:4: src/operation.hpp:206:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SelectorCombinator*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 206 | T operator()(SelectorCombinator* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ In file included from src/expand.hpp:7: src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:194:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameters*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 194 | T operator()(Parameters* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:193:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameter*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 193 | T operator()(Parameter* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:183:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsCondition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 183 | T operator()(SupportsCondition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:176:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Color*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 176 | T operator()(Color* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:173:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Error*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 173 | T operator()(Custom_Error* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:172:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Warning*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 172 | T operator()(Custom_Warning* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:168:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Function*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 168 | T operator()(Function* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:163:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Mixin_Call*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 163 | T operator()(Mixin_Call* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:162:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Definition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 162 | T operator()(Definition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:161:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::ExtendRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 161 | T operator()(ExtendRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:160:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Content*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 160 | T operator()(Content* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:150:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import_Stub*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 150 | T operator()(Import_Stub* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:149:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 149 | T operator()(Import* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:147:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Declaration*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 147 | T operator()(Declaration* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:146:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Keyframe_Rule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 146 | T operator()(Keyframe_Rule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:145:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 145 | T operator()(AtRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:144:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRootRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 144 | T operator()(AtRootRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:143:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaQuery*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 143 | T operator()(CssMediaQuery* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:142:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 142 | T operator()(CssMediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:141:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::MediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 141 | T operator()(MediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:140:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 140 | T operator()(SupportsRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:139:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Trace*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 139 | T operator()(Trace* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:138:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Bubble*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 138 | T operator()(Bubble* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:137:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::StyleRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 137 | T operator()(StyleRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:134:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AST_Node*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 134 | T operator()(AST_Node* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/expand.o src/expand.cpp In file included from src/ast.hpp:18, from src/expand.cpp:8: src/operation.hpp:206:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SelectorCombinator*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 206 | T operator()(SelectorCombinator* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ In file included from src/expand.hpp:7, from src/expand.cpp:9: src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:194:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameters*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 194 | T operator()(Parameters* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:193:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameter*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 193 | T operator()(Parameter* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:183:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsCondition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 183 | T operator()(SupportsCondition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:176:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Color*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 176 | T operator()(Color* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:173:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Error*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 173 | T operator()(Custom_Error* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:172:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Warning*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 172 | T operator()(Custom_Warning* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:168:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Function*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 168 | T operator()(Function* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:163:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Mixin_Call*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 163 | T operator()(Mixin_Call* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:162:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Definition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 162 | T operator()(Definition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:161:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::ExtendRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 161 | T operator()(ExtendRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:160:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Content*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 160 | T operator()(Content* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:150:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import_Stub*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 150 | T operator()(Import_Stub* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:149:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 149 | T operator()(Import* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:147:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Declaration*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 147 | T operator()(Declaration* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:146:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Keyframe_Rule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 146 | T operator()(Keyframe_Rule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:145:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 145 | T operator()(AtRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:144:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRootRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 144 | T operator()(AtRootRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:143:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaQuery*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 143 | T operator()(CssMediaQuery* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:142:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 142 | T operator()(CssMediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:141:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::MediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 141 | T operator()(MediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:140:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 140 | T operator()(SupportsRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:139:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Trace*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 139 | T operator()(Trace* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:138:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Bubble*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 138 | T operator()(Bubble* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:137:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::StyleRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 137 | T operator()(StyleRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:134:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AST_Node*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 134 | T operator()(AST_Node* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/listize.o src/listize.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/cssize.o src/cssize.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/extender.o src/extender.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/extension.o src/extension.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/stylesheet.o src/stylesheet.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/output.o src/output.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/inspect.o src/inspect.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/emitter.o src/emitter.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/check_nesting.o src/check_nesting.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/remove_placeholders.o src/remove_placeholders.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/sass.o src/sass.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/sass_values.o src/sass_values.cpp In file included from src/ast.hpp:18, from src/eval.hpp:7, from src/sass_values.cpp:8: src/operation.hpp:206:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SelectorCombinator*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 206 | T operator()(SelectorCombinator* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:194:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameters*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 194 | T operator()(Parameters* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:193:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Parameter*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 193 | T operator()(Parameter* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:183:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsCondition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 183 | T operator()(SupportsCondition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:176:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Color*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 176 | T operator()(Color* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:173:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Error*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 173 | T operator()(Custom_Error* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:172:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Custom_Warning*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 172 | T operator()(Custom_Warning* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:168:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Function*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 168 | T operator()(Function* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:163:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Mixin_Call*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 163 | T operator()(Mixin_Call* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:162:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Definition*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 162 | T operator()(Definition* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:161:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::ExtendRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 161 | T operator()(ExtendRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:160:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Content*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 160 | T operator()(Content* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:150:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import_Stub*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 150 | T operator()(Import_Stub* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:149:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Import*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 149 | T operator()(Import* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:147:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Declaration*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 147 | T operator()(Declaration* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:146:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Keyframe_Rule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 146 | T operator()(Keyframe_Rule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:145:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 145 | T operator()(AtRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:144:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AtRootRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 144 | T operator()(AtRootRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:143:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaQuery*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 143 | T operator()(CssMediaQuery* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:142:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::CssMediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 142 | T operator()(CssMediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:141:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::MediaRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 141 | T operator()(MediaRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:140:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::SupportsRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 140 | T operator()(SupportsRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:139:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Trace*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 139 | T operator()(Trace* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:138:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::Bubble*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 138 | T operator()(Bubble* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:137:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::StyleRule*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 137 | T operator()(StyleRule* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ src/operation.hpp:134:7: warning: 'T Sass::Operation_CRTP<T, D>::operator()(Sass::AST_Node*) [with T = Sass::Expression*; D = Sass::Eval]' was hidden [-Woverloaded-virtual=] 134 | T operator()(AST_Node* x) { return static_cast<D*>(this)->fallback(x); } | ^~~~~~~~ src/eval.hpp:96:17: note: by 'Sass::Eval::operator()' 96 | Expression* operator()(Parent_Reference*); | ^~~~~~~~ g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/sass_context.o src/sass_context.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/sass_functions.o src/sass_functions.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/sass2scss.o src/sass2scss.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/backtrace.o src/backtrace.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/operators.o src/operators.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/ast2c.o src/ast2c.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/c2ast.o src/c2ast.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/to_value.o src/to_value.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/source_map.o src/source_map.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/error_handling.o src/error_handling.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/memory/allocator.o src/memory/allocator.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/memory/shared_ptr.o src/memory/shared_ptr.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/utf8_string.o src/utf8_string.cpp g++ -std=gnu++17 -Wall -O2 -std=c++11 -I ./include -c -o src/base64vlq.o src/base64vlq.cpp mkdir lib ar rcvs lib/libsass.a src/cencode.o src/ast.o src/ast_values.o src/ast_supports.o src/ast_sel_cmp.o src/ast_sel_unify.o src/ast_sel_super.o src/ast_sel_weave.o src/ast_selectors.o src/context.o src/constants.o src/fn_utils.o src/fn_miscs.o src/fn_maps.o src/fn_lists.o src/fn_colors.o src/fn_numbers.o src/fn_strings.o src/fn_selectors.o src/color_maps.o src/environment.o src/ast_fwd_decl.o src/bind.o src/file.o src/util.o src/util_string.o src/json.o src/units.o src/values.o src/plugins.o src/source.o src/position.o src/lexer.o src/parser.o src/parser_selectors.o src/prelexer.o src/eval.o src/eval_selectors.o src/expand.o src/listize.o src/cssize.o src/extender.o src/extension.o src/stylesheet.o src/output.o src/inspect.o src/emitter.o src/check_nesting.o src/remove_placeholders.o src/sass.o src/sass_values.o src/sass_context.o src/sass_functions.o src/sass2scss.o src/backtrace.o src/operators.o src/ast2c.o src/c2ast.o src/to_value.o src/source_map.o src/error_handling.o src/memory/allocator.o src/memory/shared_ptr.o src/utf8_string.o src/base64vlq.o a - src/cencode.o a - src/ast.o a - src/ast_values.o a - src/ast_supports.o a - src/ast_sel_cmp.o a - src/ast_sel_unify.o a - src/ast_sel_super.o a - src/ast_sel_weave.o a - src/ast_selectors.o a - src/context.o a - src/constants.o a - src/fn_utils.o a - src/fn_miscs.o a - src/fn_maps.o a - src/fn_lists.o a - src/fn_colors.o a - src/fn_numbers.o a - src/fn_strings.o a - src/fn_selectors.o a - src/color_maps.o a - src/environment.o a - src/ast_fwd_decl.o a - src/bind.o a - src/file.o a - src/util.o a - src/util_string.o a - src/json.o a - src/units.o a - src/values.o a - src/plugins.o a - src/source.o a - src/position.o a - src/lexer.o a - src/parser.o a - src/parser_selectors.o a - src/prelexer.o a - src/eval.o a - src/eval_selectors.o a - src/expand.o a - src/listize.o a - src/cssize.o a - src/extender.o a - src/extension.o a - src/stylesheet.o a - src/output.o a - src/inspect.o a - src/emitter.o a - src/check_nesting.o a - src/remove_placeholders.o a - src/sass.o a - src/sass_values.o a - src/sass_context.o a - src/sass_functions.o a - src/sass2scss.o a - src/backtrace.o a - src/operators.o a - src/ast2c.o a - src/c2ast.o a - src/to_value.o a - src/source_map.o a - src/error_handling.o a - src/memory/allocator.o a - src/memory/shared_ptr.o a - src/utf8_string.o a - src/base64vlq.o make[2]: Leaving directory '/d/temp/2024_12_08_01_50_01_8405/Rtmpukgwxr/R.INSTALL25cf864fb6d0/sass/src/libsass' g++ -std=gnu++17 -shared -s -static-libgcc -o sass.dll tmp.def compile.o init.o ./libsass/lib/libsass.a -Ld:/rtools44/x86_64-w64-mingw32.static.posix/lib/x64 -Ld:/rtools44/x86_64-w64-mingw32.static.posix/lib -LD:/RCompile/recent/R-4.4.2/bin/x64 -lR make[1]: Leaving directory '/d/temp/2024_12_08_01_50_01_8405/Rtmpukgwxr/R.INSTALL25cf864fb6d0/sass/src' make[1]: Entering directory '/d/temp/2024_12_08_01_50_01_8405/Rtmpukgwxr/R.INSTALL25cf864fb6d0/sass/src' D:/RCompile/recent/R-4.4.2/share/make/winshlib.mk:31: warning: overriding recipe for target 'shlib-clean' Makevars.win:12: warning: ignoring old recipe for target 'shlib-clean' make[1]: Leaving directory '/d/temp/2024_12_08_01_50_01_8405/Rtmpukgwxr/R.INSTALL25cf864fb6d0/sass/src' installing to d:/Rcompile/CRANpkg/lib/4.4/00LOCK-sass/00new/sass/libs/x64 ** R ** inst ** byte-compile and prepare package for lazy loading ** help *** installing help indices *** copying figures ** building package indices ** installing vignettes ** testing if installed package can be loaded from temporary location ** testing if installed package can be loaded from final location ** testing if installed package keeps a record of temporary installation path * MD5 sums packaged installation of 'sass' as sass_0.4.9.zip * DONE (sass)