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Hide warnings from GCC if compiling with LTO

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This adds the change from d643edc (in scons) and 941433e (in cmake) to the linking step as well, but only when using LTO

closes  #5350
This commit is contained in:
Severin Glöckner 2021-01-17 08:15:19 +01:00 committed by Pentarctagon
parent 24d3872b3d
commit 37dfcad927
2 changed files with 2 additions and 2 deletions
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2
CMakeLists.txt
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@ -382,7 +382,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -flto=${LTO_JOBS}" CACHE STRING "Release build flags with LTO" FORCE)
MESSAGE("Using GCC gold linker")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} -fuse-ld=gold" CACHE STRING "" FORCE)
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} -fuse-ld=gold -Wno-stringop-overflow" CACHE STRING "" FORCE)
endif(ENABLE_LTO)
endif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")

2
SConstruct
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@ -591,7 +591,7 @@ for env in [test_env, client_env, env]:
if env["enable_lto"] == True:
rel_comp_flags = rel_comp_flags + " -flto=" + str(env["jobs"])
rel_link_flags = rel_comp_flags + " -fuse-ld=gold"
rel_link_flags = rel_comp_flags + " -fuse-ld=gold -Wno-stringop-overflow"
elif "clang" in env["CXX"]:
if env["pgo_data"] == "generate":
rel_comp_flags = rel_comp_flags + " -fprofile-instr-generate=pgo_data/wesnoth-%p.profraw"