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Fix build with cmake and gcc #186

Closed yh-sb closed 3 years ago

yh-sb commented 3 years ago

Without this, asm files passed to gcc with "-c" option (without preprocessing). It leads to the following warnings and error:

[  7%] Building ASM object libs/context/CMakeFiles/boost_context.dir/src/asm/make_x86_64_ms_pe_gas.asm.obj
gcc.exe: warning: C:\boost\libs\context\src\asm\make_x86_64_ms_pe_gas.asm: linker input file unused because linking not done
[  7%] Building ASM object libs/context/CMakeFiles/boost_context.dir/src/asm/jump_x86_64_ms_pe_gas.asm.obj
gcc.exe: warning: C:\boost\libs\context\src\asm\jump_x86_64_ms_pe_gas.asm: linker input file unused because linking not done
[  8%] Building ASM object libs/context/CMakeFiles/boost_context.dir/src/asm/ontop_x86_64_ms_pe_gas.asm.obj
gcc.exe: warning: C:\boost\libs\context\src\asm\ontop_x86_64_ms_pe_gas.asm: linker input file unused because linking not done
[  8%] Building CXX object libs/context/CMakeFiles/boost_context.dir/src/windows/stack_traits.cpp.obj
[  8%] Linking CXX static library ..\..\stage\lib\libboost_context-gcc11-mt-x64-1_78.a
C:\mydevtools\mingw64\bin\ar.exe: CMakeFiles/boost_context.dir/src/asm/make_x86_64_ms_pe_gas.asm.obj: No such file or directory
mingw32-make[2]: *** [libs\context\CMakeFiles\boost_context.dir\build.make:146: stage/lib/libboost_context-gcc11-mt-x64-1_78.a] Error 1

This merge request fixes it.

olk commented 3 years ago

ty