[llvm] r289856 - Ignore -Wgcc-compat diagnostic in StringLiteral.

[Zachary Turner via llvm-commits]

Author: zturner
Date: Thu Dec 15 13:22:58 2016
New Revision: 289856

URL: http://llvm.org/viewvc/llvm-project?rev=289856&view=rev
Log:
Ignore -Wgcc-compat diagnostic in StringLiteral.

Modified:
    llvm/trunk/include/llvm/ADT/StringRef.h

Modified: llvm/trunk/include/llvm/ADT/StringRef.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/StringRef.h?rev=289856&r1=289855&r2=289856&view=diff
==============================================================================
--- llvm/trunk/include/llvm/ADT/StringRef.h (original)
+++ llvm/trunk/include/llvm/ADT/StringRef.h Thu Dec 15 13:22:58 2016
@@ -847,9 +847,12 @@ namespace llvm {
   public:
     template <size_t N>
     constexpr StringLiteral(const char (&Str)[N])
-#if __has_attribute(enable_if)
+#if defined(__clang__)
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wgcc-compat"
         __attribute((enable_if(__builtin_strlen(Str) == N - 1,
                                "invalid string literal")))
+#pragma clang diagnostic pop
 #endif
         : StringRef(Str, N - 1) {
     }