Do not link /latomic on MSVC (#14564)

MSVC does not recognize /latomic, resulting in a warning upon configure.
This commit is contained in:
JosiahWI 2024-04-20 13:37:46 -05:00 committed by GitHub
parent c8a41409d9
commit de1d8ec070
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194

@ -321,11 +321,13 @@ endif()
# Note that find_library does not reliably find it so we have to resort to this.
# Also, passing -latomic is not always the same as adding atomic to the library list.
include(CheckCSourceCompiles)
set(CMAKE_REQUIRED_LIBRARIES "-latomic")
check_c_source_compiles("int main(){}" HAVE_LINK_ATOMIC)
set(CMAKE_REQUIRED_LIBRARIES "")
if(HAVE_LINK_ATOMIC)
set(PLATFORM_LIBS ${PLATFORM_LIBS} "-latomic")
if(NOT CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
set(CMAKE_REQUIRED_LIBRARIES "-latomic")
check_c_source_compiles("int main(){}" HAVE_LINK_ATOMIC)
set(CMAKE_REQUIRED_LIBRARIES "")
if(HAVE_LINK_ATOMIC)
set(PLATFORM_LIBS ${PLATFORM_LIBS} "-latomic")
endif()
endif()
include(CheckSymbolExists)