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0031677: Configuration - Allow Optimization Level O3 When Compiling With G++

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Removed suppression of optimization level O3 with using Mingw64.
This commit is contained in:
Benjamin Bihler 2020-07-21 11:39:52 +02:00 committed by bugmaster
parent b011420f28
commit d27293d9bf
1 changed files with 0 additions and 10 deletions
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10
adm/cmake/occt_defs_flags.cmake
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@ -123,16 +123,6 @@ if ("x${CMAKE_CXX_COMPILER_ID}" STREQUAL "xClang")
# Optimize size of binaries # Optimize size of binaries
set (CMAKE_SHARED_LINKER_FLAGS "-Wl,-s ${CMAKE_SHARED_LINKER_FLAGS}") set (CMAKE_SHARED_LINKER_FLAGS "-Wl,-s ${CMAKE_SHARED_LINKER_FLAGS}")
elseif(MINGW) elseif(MINGW)
# Set default release optimization option to O2 instead of O3, since in
# some OCCT related examples, this gives significantly smaller binaries
# at comparable performace with MinGW-w64.
string (REGEX MATCH "-O3" IS_O3_CXX "${CMAKE_CXX_FLAGS_RELEASE}")
if (IS_O3_CXX)
string (REGEX REPLACE "-O3" "-O2" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
else()
set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O2")
endif()
add_definitions(-D_WIN32_WINNT=0x0501) add_definitions(-D_WIN32_WINNT=0x0501)
# workaround bugs in mingw with vtable export # workaround bugs in mingw with vtable export
set (CMAKE_SHARED_LINKER_FLAGS "-Wl,--export-all-symbols") set (CMAKE_SHARED_LINKER_FLAGS "-Wl,--export-all-symbols")