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cmake: Pass _FORTIFY_SOURCE directly to the preprocessor.

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This commit is contained in:
Andreas Schneider
2013-07-10 16:39:01 +02:00
parent e52cc613e4
commit 97e7c95d21
1 changed files with 2 additions and 2 deletions
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4
cmake/Modules/DefineCompilerFlags.cmake
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@ -29,9 +29,9 @@ if (UNIX AND NOT WIN32)
if (CMAKE_BUILD_TYPE)
string(TOLOWER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_LOWER)
if (NOT CMAKE_BUILD_TYPE_LOWER MATCHES debug)
check_c_compiler_flag("-D_FORTIFY_SOURCE=2" WITH_FORTIFY_SOURCE)
check_c_compiler_flag("-Wp,-D_FORTIFY_SOURCE=2" WITH_FORTIFY_SOURCE)
if (WITH_FORTIFY_SOURCE)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_FORTIFY_SOURCE=2")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wp,-D_FORTIFY_SOURCE=2")
endif (WITH_FORTIFY_SOURCE)
endif()
endif()