From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Fri, 29 Apr 2011 15:09:53 +0000 (+0000)
Subject: The last hack for producing bit identical output with cfi on OS X.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=ac3ba1b27e686410f249cb0475909a8d2abfe57d;p=oota-llvm.git

The last hack for producing bit identical output with cfi on OS X.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130504 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp b/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
index 7676ef8355a..49680ad3089 100644
--- a/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
@@ -53,6 +53,14 @@ void DwarfCFIException::EndModule() {
     return;
 
   const TargetLoweringObjectFile &TLOF = Asm->getObjFileLowering();
+
+  if (!TLOF.isFunctionEHFrameSymbolPrivate()) {
+    // This is a temporary hack to keep sections in the same order they
+    // were before. This lets us produce bit identical outputs while
+    // transitioning to CFI.
+    Asm->OutStreamer.SwitchSection(TLOF.getEHFrameSection());
+  }
+
   unsigned PerEncoding = TLOF.getPersonalityEncoding();
 
   if ((PerEncoding & 0x70) != dwarf::DW_EH_PE_pcrel)