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-rw-r--r--include/llvm/Support/Compiler.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/llvm/Support/Compiler.h b/include/llvm/Support/Compiler.h
index b2ce76d..14b36f8 100644
--- a/include/llvm/Support/Compiler.h
+++ b/include/llvm/Support/Compiler.h
@@ -24,7 +24,10 @@
/// into a shared library, then the class will be accessible from outside the
/// the library. Can also be used to mark variables and functions, making them
/// accessible from outside any shared library they are linked into.
-#if (__GNUC__ >= 4) && !defined(__MINGW32__) && !defined(__CYGWIN__)
+#if defined(__MINGW32__) || defined(__CYGWIN__)
+#define LLVM_LIBRARY_VISIBILITY
+#define LLVM_GLOBAL_VISIBILITY __declspec(dllexport)
+#elif (__GNUC__ >= 4)
#define LLVM_LIBRARY_VISIBILITY __attribute__ ((visibility("hidden")))
#define LLVM_GLOBAL_VISIBILITY __attribute__ ((visibility("default")))
#else
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