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[CMAKE] Add --gc-sections flag to GCC linker.

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This returns C++ binaries size to normal (on GCC 8.4).
I don't see any noticable effect of this on GCC 4.7.2

CORE-16670
This commit is contained in:
Victor Perevertkin 2020-04-09 04:02:06 +03:00
parent a12d029ec0
commit 0d187f7d56
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GPG key ID: C750B7222E9C7830
1 changed files with 1 additions and 1 deletions
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sdk/cmake/gcc.cmake
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@ -252,7 +252,7 @@ set(CMAKE_C_CREATE_SHARED_MODULE ${CMAKE_C_CREATE_SHARED_LIBRARY})
set(CMAKE_CXX_CREATE_SHARED_MODULE ${CMAKE_CXX_CREATE_SHARED_LIBRARY})
set(CMAKE_RC_CREATE_SHARED_MODULE ${CMAKE_RC_CREATE_SHARED_LIBRARY})
set(CMAKE_EXE_LINKER_FLAGS "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import,--disable-stdcall-fixup")
set(CMAKE_EXE_LINKER_FLAGS "-nostdlib -Wl,--enable-auto-image-base,--disable-auto-import,--disable-stdcall-fixup,--gc-sections")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS_INIT} -Wl,--disable-stdcall-fixup")
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS_INIT} -Wl,--disable-stdcall-fixup")