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| author | Nick Wellnhofer <wellnhofer@aevum.de> | 2014-11-16 17:46:12 +0100 |
|---|---|---|
| committer | Nick Wellnhofer <wellnhofer@aevum.de> | 2014-11-16 22:17:36 +0100 |
| commit | cfa702b278c126ed3e5d0d34aa7ca018504edb96 (patch) | |
| tree | a69483e05df239fc69169b93ca6090d5fbfd68aa /src/CMakeLists.txt | |
| parent | c69654ce136fa6e7c097f9458ea999e66d6340bc (diff) | |
Feature test for GCC attributes
Diffstat (limited to 'src/CMakeLists.txt')
| -rw-r--r-- | src/CMakeLists.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index c5814e0..c399713 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -99,6 +99,10 @@ CHECK_INCLUDE_FILE(stdbool.h HAVE_STDBOOL_H) CHECK_C_SOURCE_COMPILES( "int main() { __builtin_expect(0,0); return 0; }" HAVE___BUILTIN_EXPECT) +CHECK_C_SOURCE_COMPILES(" + int f(void) __attribute__ (()); + int main() { return 0; } +" HAVE___ATTRIBUTE__) CONFIGURE_FILE( ${CMAKE_CURRENT_SOURCE_DIR}/config.h.in |