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| author | Stephen Hines <srhines@google.com> | 2015-04-01 18:49:24 +0000 |
|---|---|---|
| committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2015-04-01 18:49:26 +0000 |
| commit | 3fa16bd6062e23bcdb82ed4dd965674792e6b761 (patch) | |
| tree | 9348fc507292f7e8715d22d64ce5a32131b4f875 /cmake/modules/CheckAtomic.cmake | |
| parent | beed47390a60f6f0c77532b3d3f76bb47ef49423 (diff) | |
| parent | ebe69fe11e48d322045d5949c83283927a0d790b (diff) | |
| download | external_llvm-3fa16bd6062e23bcdb82ed4dd965674792e6b761.zip external_llvm-3fa16bd6062e23bcdb82ed4dd965674792e6b761.tar.gz external_llvm-3fa16bd6062e23bcdb82ed4dd965674792e6b761.tar.bz2 | |
Merge "Update aosp/master LLVM for rebase to r230699."
Diffstat (limited to 'cmake/modules/CheckAtomic.cmake')
| -rw-r--r-- | cmake/modules/CheckAtomic.cmake | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/cmake/modules/CheckAtomic.cmake b/cmake/modules/CheckAtomic.cmake index 2ed4819..30a5e31 100644 --- a/cmake/modules/CheckAtomic.cmake +++ b/cmake/modules/CheckAtomic.cmake @@ -2,9 +2,13 @@ INCLUDE(CheckCXXSourceCompiles) -check_library_exists(atomic __atomic_fetch_add_4 "" HAVE_LIBATOMIC) -if (HAVE_LIBATOMIC) - list(APPEND CMAKE_REQUIRED_LIBRARIES "atomic") +check_function_exists(__atomic_fetch_add_4 HAVE___ATOMIC_FETCH_ADD_4) +if( NOT HAVE___ATOMIC_FETCH_ADD_4 ) + check_library_exists(atomic __atomic_fetch_add_4 "" HAVE_LIBATOMIC) + set(HAVE_LIBATOMIC False) + if( HAVE_LIBATOMIC ) + list(APPEND CMAKE_REQUIRED_LIBRARIES "atomic") + endif() endif() CHECK_CXX_SOURCE_COMPILES(" |