23 lines
2.0 KiB
CMake
23 lines
2.0 KiB
CMake
function(CompilerPreSetup)
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if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
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#These two flags added with older gcc versions and Qt causes a compiler segfault -Wmismatched-tags -Wredundant-tags
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# STL has some warnings that prevent -Werror level compilation "-Wnull-dereference"
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set(FGL_WARNINGS "-Wall -Wundef -Wextra -Wpessimizing-move -Wpedantic -Weffc++ -pedantic-errors -Wuninitialized -Wunused -Wunused-parameter -Winit-self -Wconversion -Wextra-semi -Wsuggest-override -Wno-format-zero-length -Wmissing-include-dirs -Wshift-overflow -Walloca -Wsign-promo -Wconversion -Wpacked -Wredundant-decls -Wctor-dtor-privacy -Wdeprecated-copy-dtor -Wold-style-cast -Woverloaded-virtual -Wzero-as-null-pointer-constant -Wwrite-strings -Wunused-const-variable -Wdouble-promotion -Wpointer-arith -Wcast-qual -Wconversion -Wsign-conversion -Wimplicit-fallthrough -Wmisleading-indentation -Wdangling-else -Wdate-time -Wformat=2 -Wswitch-default")
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set(FGL_CONFIG "-std=c++20")
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set(FGL_DEBUG "-Og -g -fstrict-aliasing -fno-omit-frame-pointer -fstack-check -ftrapv -fverbose-asm")
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#Generates system specific stuff (IE requires AVX)
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set(FGL_SYSTEM_SPECIFIC "-march=native -fgcse -fgcse-las -fgcse-sm -fdeclone-ctor-dtor -fdevirtualize-speculatively -ftree-loop-im -fivopts -ftree-loop-ivcanon -fira-hoist-pressure -fsched-pressure -fsched-spec-load -fipa-pta -flto=auto -s -ffat-lto-objects -fno-enforce-eh-specs -fstrict-enums -funroll-loops")
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#Generates safe optimization flags
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set(FGL_SYSTEM_SAFE "-O3 -fdevirtualize-at-ltrans -s")
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set(FGL_FLAGS_DEBUG "${FGL_WARNINGS} ${FGL_CONFIG} ${FGL_DEBUG}")
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set(FGL_FLAGS_SYSTEM "${FLG_CONFIG} -DNDEBUG ${FGL_SYSTEM_SAFE} ${FGL_SYSTEM_SPECIFIC}")
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set(FGL_FLAGS_RELEASE "${FGL_CONFIG} -DNDEBUG -s ${FGL_SYSTEM_SAFE} ${FGL_WARNINGS} -Werror")
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set(FGL_FLAGS_RELWITHDEBINFO "${FGL_CONFIG} -DNDEBUG -g ${FGL_SYSTEM_SAFE} ${FGL_SYSTEM_SPECIFIC}")
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set(FGL_FLAGS "${FGL_FLAGS_${UPPER_BUILD_TYPE}}" PARENT_SCOPE) # PARENT_SCOPE sends the variable up one level.
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endif ()
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endfunction()
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function(CompilerPostSetup)
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endfunction() |