include/llvm/Support/Compiler.h: Invalidate LLVM_ATTRIBUTE_WEAK on cygming for now.

It triggers generating insane executables with both binutils-2.19.1(msysgit) and 2.22.51.20111013(cygwin).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144621 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Support/Compiler.h b/include/llvm/Support/Compiler.h
index 14b55c147fe8ef49c7146933f8058c4be7771175..9c5e7ecbae42ef51e1e4329efa7b65b694ac49ea 100644 (file)
--- a/include/llvm/Support/Compiler.h
+++ b/include/llvm/Support/Compiler.h
@@ -61,7 +61,7 @@
 #define LLVM_ATTRIBUTE_READONLY
 #endif
 
-#if (__GNUC__ >= 4)
+#if (__GNUC__ >= 4) && !defined(__MINGW32__) && !defined(__CYGWIN__)
 #define LLVM_ATTRIBUTE_WEAK __attribute__((__weak__))
 #else
 #define LLVM_ATTRIBUTE_WEAK