shaderc build failed because `-Werror=c++17-extensions`

Question

shaderc build failed because `-Werror=c++17-extensions`

Closed this issue a year ago · 2 comments

mpv-winbuild-cmake/src_packages/shaderc/third_party/glslang/glslang/MachineIndependent/../Include/../Include/PoolAlloc.h:121:12: error: inline variables are only available with '-std=c++17' or '-std=gnu++17' [-Werror=c++17-extensions]
  121 |     static inline constexpr unsigned char guardBlockBeginVal = 0xfb;
      |            ^~~~~~

Answer 1 · 2023-08-26T00:16:51.000Z

Try change from -std=c++11 to -std=c++17 in DCMAKE_CXX_FLAGS. Does it fix? I dont have the toolchain atm, so cannot test

Answer 2 · 2023-08-26T00:36:53.000Z

also need to apply this patch google/shaderc@d26faf7 in this pull google/shaderc#1356