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build: only use -Werror=lto-type-mismatch on gcc 

Only pass -Werror=lto-type-mismatch to gcc, clang does not have this
option and throws a warning.

Also quote some barewords in if() statements.

Signed-off-by: Rafael Kitover <rkitover@gmail.com>
This commit is contained in:
Rafael Kitover 2024-04-03 10:30:04 +00:00
parent 4ace296b3a
commit 045c98d8fa
No known key found for this signature in database
GPG Key ID: 08AB596679D86240
1 changed files with 10 additions and 5 deletions
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15
cmake/Toolchain-gcc-clang.cmake
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@ -27,7 +27,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
endif() endif()
# check if ssp flags are supported. # check if ssp flags are supported.
if(CMAKE_BUILD_TYPE STREQUAL Debug) if(CMAKE_BUILD_TYPE STREQUAL "Debug")
check_cxx_compiler_flag(-fstack-protector-strong STACK_PROTECTOR_SUPPORTED) check_cxx_compiler_flag(-fstack-protector-strong STACK_PROTECTOR_SUPPORTED)
if(STACK_PROTECTOR_SUPPORTED) if(STACK_PROTECTOR_SUPPORTED)
@ -44,14 +44,14 @@ if(NOT ENABLE_ASM) # inline asm is not allowed with -fPIC
add_compile_options(-fPIC) add_compile_options(-fPIC)
endif() endif()
if(CMAKE_BUILD_TYPE STREQUAL Debug) if(CMAKE_BUILD_TYPE STREQUAL "Debug")
add_compile_options(-ggdb3 -Og -fno-omit-frame-pointer -Wall -Wextra) add_compile_options(-ggdb3 -Og -fno-omit-frame-pointer -Wall -Wextra)
else() else()
add_compile_options(-Ofast -fomit-frame-pointer) add_compile_options(-Ofast -fomit-frame-pointer)
endif() endif()
# for some reason this is necessary # for some reason this is necessary
if(CMAKE_SYSTEM_NAME STREQUAL FreeBSD) if(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
include_directories(/usr/local/include) include_directories(/usr/local/include)
endif() endif()
@ -60,5 +60,10 @@ if(VBAM_STATIC)
endif() endif()
# To support LTO, this must always fail. # To support LTO, this must always fail.
add_compile_options(-Werror=odr -Werror=lto-type-mismatch -Werror=strict-aliasing) add_compile_options(-Werror=odr -Werror=strict-aliasing)
add_link_options( -Werror=odr -Werror=lto-type-mismatch -Werror=strict-aliasing) add_link_options( -Werror=odr -Werror=strict-aliasing)
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
add_compile_options(-Werror=lto-type-mismatch)
add_link_options( -Werror=lto-type-mismatch)
endif()