From ada366c691150bb9bc1de0a453a37a2eb6745d9f Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Tue, 19 Jul 2011 00:09:25 +0000
Subject: Micro-opt: Only emit compact unwind if there is a compact unwind
 encoding to emit.

llvm-svn: 135452
---
 llvm/lib/MC/MCDwarf.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'llvm/lib/MC/MCDwarf.cpp')

diff --git a/llvm/lib/MC/MCDwarf.cpp b/llvm/lib/MC/MCDwarf.cpp
index ba3bda0bc9a..744d01623cf 100644
--- a/llvm/lib/MC/MCDwarf.cpp
+++ b/llvm/lib/MC/MCDwarf.cpp
@@ -1022,7 +1022,7 @@ void MCDwarfFrameEmitter::Emit(MCStreamer &Streamer,
   const MCSymbol *DummyDebugKey = NULL;
   for (unsigned i = 0, n = Streamer.getNumFrameInfos(); i < n; ++i) {
     const MCDwarfFrameInfo &Frame = Streamer.getFrameInfo(i);
-    if (IsEH && TAI.getCompactUnwindSection() &&
+    if (IsEH && TAI.getCompactUnwindSection() && Frame.CompactUnwindEncoding &&
         Emitter.EmitCompactUnwind(Streamer, Frame)) {
       FDEEnd = NULL;
       continue;
-- 
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