From 35bbf1cf8a2ec3bf2526f1982d97a9f6a5aec347 Mon Sep 17 00:00:00 2001
From: Hans Wennborg <hans@hanshq.net>
Date: Tue, 10 Jun 2014 20:46:38 +0000
Subject: Do not predefine __EXCEPTIONS in clang-cl (PR19977)

Patch by Ehsan Akhgari! (Test tweak by me.)

Differential Revision: http://reviews.llvm.org/D4065

llvm-svn: 210582
---
 clang/lib/Frontend/InitPreprocessor.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'clang/lib/Frontend/InitPreprocessor.cpp')

diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp
index fb52eb489e0..dbb59b4f9f1 100644
--- a/clang/lib/Frontend/InitPreprocessor.cpp
+++ b/clang/lib/Frontend/InitPreprocessor.cpp
@@ -491,7 +491,7 @@ static void InitializePredefinedMacros(const TargetInfo &TI,
     Builder.defineMacro("__BLOCKS__");
   }
 
-  if (LangOpts.CXXExceptions)
+  if (!LangOpts.MSVCCompat && LangOpts.CXXExceptions)
     Builder.defineMacro("__EXCEPTIONS");
   if (LangOpts.RTTI)
     Builder.defineMacro("__GXX_RTTI");
-- 
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