From d7279c4c177bca357ef96ff1379fd9bc420bfe83 Mon Sep 17 00:00:00 2001
From: Roman Divacky <rdivacky@FreeBSD.org>
Date: Thu, 27 May 2010 15:17:06 +0000
Subject: Update clang to r104832.

---
 lib/Frontend/InitPreprocessor.cpp | 5 +++++
 1 file changed, 5 insertions(+)

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

diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp
index f1e9819d83ca..2b35c8e2296b 100644
--- a/lib/Frontend/InitPreprocessor.cpp
+++ b/lib/Frontend/InitPreprocessor.cpp
@@ -428,6 +428,11 @@ static void InitializePredefinedMacros(const TargetInfo &TI,
 
   if (FEOpts.ProgramAction == frontend::RewriteObjC)
     Builder.defineMacro("__weak", "__attribute__((objc_gc(weak)))");
+
+  // Define a macro that exists only when using the static analyzer.
+  if (FEOpts.ProgramAction == frontend::RunAnalysis)
+    Builder.defineMacro("__clang_analyzer__");
+
   // Get other target #defines.
   TI.getTargetDefines(LangOpts, Builder);
 }
-- 
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