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author | kosak@google.com <kosak@google.com@861a406c-534a-0410-8894-cb66d6ee9925> | 2015-01-14 06:35:05 +0000 |
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committer | kosak@google.com <kosak@google.com@861a406c-534a-0410-8894-cb66d6ee9925> | 2015-01-14 06:35:05 +0000 |
commit | db8ba6614177c49901748d317b137c17fedee043 (patch) | |
tree | cecaf49d7de380f0406ccb3670f6c5844590a79d | |
parent | d3b75e60c86a1541f074540342c81784ac72abcb (diff) | |
download | googletest-db8ba6614177c49901748d317b137c17fedee043.tar.gz |
Fix build regression with old (Xcode 5.1) clangs.
git-svn-id: http://googletest.googlecode.com/svn/trunk@704 861a406c-534a-0410-8894-cb66d6ee9925
-rw-r--r-- | include/gtest/internal/gtest-port.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/include/gtest/internal/gtest-port.h b/include/gtest/internal/gtest-port.h index 208dcfb..e4de29d 100644 --- a/include/gtest/internal/gtest-port.h +++ b/include/gtest/internal/gtest-port.h @@ -499,10 +499,14 @@ struct _RTL_CRITICAL_SECTION; # endif // _HAS_EXCEPTIONS # define GTEST_HAS_EXCEPTIONS _HAS_EXCEPTIONS # elif defined(__clang__) -// __EXCEPTIONS determines if cleanups are enabled. In Obj-C++ files, there can -// be cleanups for ObjC exceptions, but C++ exceptions might still be disabled. -// So use a __has_feature check for C++ exceptions instead. -# define GTEST_HAS_EXCEPTIONS __has_feature(cxx_exceptions) +// clang defines __EXCEPTIONS iff exceptions are enabled before clang 220714, +// but iff cleanups are enabled after that. In Obj-C++ files, there can be +// cleanups for ObjC exceptions which also need cleanups, even if C++ exceptions +// are disabled. clang has __has_feature(cxx_exceptions) which checks for C++ +// exceptions starting at clang r206352, but which checked for cleanups prior to +// that. To reliably check for C++ exception availability with clang, check for +// __EXCEPTIONS && __has_feature(cxx_exceptions). +# define GTEST_HAS_EXCEPTIONS __EXCEPTIONS && __has_feature(cxx_exceptions) # elif defined(__GNUC__) && __EXCEPTIONS // gcc defines __EXCEPTIONS to 1 iff exceptions are enabled. # define GTEST_HAS_EXCEPTIONS 1 |