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Testing - Add a new compilation on Clang without PCH #540

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Fixed PCH issue for mac os
This commit is contained in:
Pasukhin Dmitry 2025-05-17 21:08:49 +01:00 committed by dpasukhi
parent e1b1ba1ee2
commit 2bd7ed46ab
1 changed files with 16 additions and 4 deletions
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20
adm/cmake/occt_defs_flags.cmake
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@ -151,15 +151,27 @@ elseif (CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_CXX_COMPIL
# /GL (whole program optimization) is similar to -flto (Link Time Optimization) in GCC/Clang.
# /GF (eliminate duplicate strings) doesn't have a direct equivalent in GCC/Clang, but the compilers do string pooling automatically.
# /Gy (enable function-level linking) is similar to -ffunction-sections in GCC/Clang.
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -fomit-frame-pointer -flto -ffunction-sections")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -fomit-frame-pointer -flto -ffunction-sections")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -fomit-frame-pointer")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -fomit-frame-pointer")
# Apply LTO optimization on all platforms
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -flto")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -flto")
# Apply function sections only on non-macOS platforms
if (NOT APPLE)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -ffunction-sections")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -ffunction-sections")
endif()
# Link-Time Code Generation(LTCG) is requared for Whole Program Optimisation(GL)
# Link-Time Code Generation (LTCG) is required for Whole Program Optimization
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} -flto")
set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} -flto")
set(CMAKE_STATIC_LINKER_FLAGS_RELEASE "${CMAKE_STATIC_LINKER_FLAGS_RELEASE} -flto")
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} -flto")
if (NOT WIN32)
# Add garbage collection sections only on Linux (not on macOS or Windows)
if (NOT WIN32 AND NOT APPLE)
set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} -Wl,--gc-sections")
set(CMAKE_STATIC_LINKER_FLAGS_RELEASE "${CMAKE_STATIC_LINKER_FLAGS_RELEASE} -Wl,--gc-sections")
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} -Wl,--gc-sections")