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authorArgyrios Kyrtzidis <akyrtzi@gmail.com>2013-03-22 03:10:51 +0000
committerArgyrios Kyrtzidis <akyrtzi@gmail.com>2013-03-22 03:10:51 +0000
commitd1995b2a362c45d4d119b0cec8977360dd6ef33f (patch)
treedcab47b0d320e4faf30a641c58c0ae4512b86e67 /include/llvm/Support/Compiler.h
parentf0b0f1f9d97f4cf4d2f00c60fbc3d377a93465f8 (diff)
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Introduce LLVM_STATIC_ASSERT macro, which expands to C/C++'s static_assert on compilers which support it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177699 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Support/Compiler.h')
-rw-r--r--include/llvm/Support/Compiler.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/llvm/Support/Compiler.h b/include/llvm/Support/Compiler.h
index 25f42a98e7..13d057be04 100644
--- a/include/llvm/Support/Compiler.h
+++ b/include/llvm/Support/Compiler.h
@@ -351,4 +351,14 @@
#define LLVM_EXPLICIT
#endif
+/// \macro LLVM_STATIC_ASSERT
+/// \brief Expands to C/C++'s static_assert on compilers which support it.
+#if __has_feature(cxx_static_assert)
+# define LLVM_STATIC_ASSERT(expr, msg) static_assert(expr, msg)
+#elif __has_feature(c_static_assert)
+# define LLVM_STATIC_ASSERT(expr, msg) _Static_assert(expr, msg)
+#else
+# define LLVM_STATIC_ASSERT(expr, msg)
+#endif
+
#endif