From e5aa8f38a760773628b939a114ceb65bd0b5f8eb Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Wed, 24 May 2006 18:34:08 +0000
Subject: [PATCH] Don't use -fomit-frame-pointer on darwin, it breaks
 stacktrace collection.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28451 91177308-0d34-0410-b5e6-96231b3b80d8
---
 Makefile.rules | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Makefile.rules b/Makefile.rules
index b3b10e557fe..96f2343fe04 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -208,8 +208,11 @@ else
     BuildMode := Release
     # Don't use -fomit-frame-pointer on FreeBSD
     ifneq ($(OS),FreeBSD)
+    # Don't use -fomit-frame-pointer on Darwin, it breaks backtraces.
+    ifneq ($(OS),Darwin)
       OmitFramePointer := -fomit-frame-pointer
     endif
+    endif
     CXX.Flags := -O3 -finline-functions -felide-constructors $(OmitFramePointer)
     C.Flags   := -O3 $(OmitFramePointer)
     LD.Flags  := -O3