Hide warnings from GCC if compiling with LTO

This adds the change from d543edc (in scons) and 941433e (in cmake) to the linking step as well, but only when using LTO closes #5350
wesnoth · Jan 17, 2021 · bc99e69 · bc99e69
1 parent deeb746
commit bc99e69
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -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")
 

diff --git a/SConstruct b/SConstruct
@@ -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"