Commit f8a8219e authored by Ryan Heller's avatar Ryan Heller
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Catching stealth AppleClang to determine cmake flags. Avoid including both... 

Catching stealth AppleClang to determine cmake flags. Avoid including both linux and apple flags for AppleClang.
parent 41f2c1af

cmake/compiler-flag-checks.cmake

+3 −4
Original line number Diff line number Diff line
@@ -25,11 +25,10 @@ ELSEIF(CMAKE_THREAD_LIBS_INIT) 
ENDIF()



# Set no undefined symbols flag for the linker if supported

IF((CMAKE_CXX_COMPILER_ID STREQUAL "Clang") OR (CMAKE_CXX_COMPILER_ID STREQUAL "GNU"))

    SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")

ENDIF()

IF(CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")

IF((CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang") OR (CMAKE_SYSTEM_NAME STREQUAL "Darwin"))

    SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-undefined,error")

ELSEIF((CMAKE_CXX_COMPILER_ID STREQUAL "Clang") OR (CMAKE_CXX_COMPILER_ID STREQUAL "GNU"))

    SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")

ENDIF()



# Reduce Wstrict-overflow level for some GCC versions due to false positives: