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-rw-r--r--lib/Rewrite/RewriteModernObjC.cpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Rewrite/RewriteModernObjC.cpp b/lib/Rewrite/RewriteModernObjC.cpp
index 37e780aba3..256984d881 100644
--- a/lib/Rewrite/RewriteModernObjC.cpp
+++ b/lib/Rewrite/RewriteModernObjC.cpp
@@ -5959,7 +5959,11 @@ void RewriteModernObjC::Initialize(ASTContext &context) {
Preamble += "#define __block\n";
Preamble += "#define __weak\n";
}
- Preamble += "\nextern \"C\" void * memset(void *b, int c, unsigned long len);\n";
+ Preamble += "\n#if defined(_MSC_VER)\n";
+ Preamble += "#include <string.h>\n";
+ Preamble += "#else\n";
+ Preamble += "extern \"C\" void * memset(void *b, int c, unsigned long len);\n";
+ Preamble += "#endif\n";
// Declarations required for modern objective-c array and dictionary literals.
Preamble += "\n#include <stdarg.h>\n";