From bf60fb0a37c043977c355ac68bfae04a47ac9d08 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Thu, 28 Apr 2011 03:26:11 +0000
Subject: [PATCH] Produce the EH_frame# symbols if needed.

llvm-svn: 130378
---
 llvm/lib/MC/MCDwarf.cpp | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/llvm/lib/MC/MCDwarf.cpp b/llvm/lib/MC/MCDwarf.cpp
index ec2bcf85edb6..a40e3853c039 100644
--- a/llvm/lib/MC/MCDwarf.cpp
+++ b/llvm/lib/MC/MCDwarf.cpp
@@ -494,9 +494,10 @@ static const MachineLocation TranslateMachineLocation(
 namespace {
   class FrameEmitterImpl {
     int CFAOffset;
+    int CIENum;
 
   public:
-    FrameEmitterImpl() : CFAOffset(0) {
+    FrameEmitterImpl() : CFAOffset(0), CIENum(0) {
     }
 
     const MCSymbol &EmitCIE(MCStreamer &streamer,
@@ -623,7 +624,15 @@ const MCSymbol &FrameEmitterImpl::EmitCIE(MCStreamer &streamer,
   const TargetAsmInfo &asmInfo = context.getTargetAsmInfo();
   const MCSection &section = *asmInfo.getEHFrameSection();
   streamer.SwitchSection(&section);
-  MCSymbol *sectionStart = context.CreateTempSymbol();
+
+  MCSymbol *sectionStart;
+  if (asmInfo.isFunctionEHFrameSymbolPrivate())
+    sectionStart = context.CreateTempSymbol();
+  else
+    sectionStart = context.GetOrCreateSymbol(Twine("EH_frame") + Twine(CIENum));
+
+  CIENum++;
+
   MCSymbol *sectionEnd = streamer.getContext().CreateTempSymbol();
 
   // Length