From 8f5866a7a8088b1dede1d03c7a280b254d2ecaa1 Mon Sep 17 00:00:00 2001
From: Akira Hatanaka <ahatanaka@apple.com>
Date: Fri, 26 Feb 2016 05:07:00 +0000
Subject: [Driver] Disable frame pointer elimination by default if target is
 x86_64-pc-win32-macho.

rdar://problem/24470634

llvm-svn: 261976
---
 clang/lib/Driver/Tools.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'clang/lib/Driver/Tools.cpp')

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 0cb49afb72e..d81b0ae200c 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -2955,6 +2955,8 @@ static bool shouldUseFramePointerForTarget(const ArgList &Args,
     switch (Triple.getArch()) {
     case llvm::Triple::x86:
       return !areOptimizationsEnabled(Args);
+    case llvm::Triple::x86_64:
+      return Triple.isOSBinFormatMachO();
     case llvm::Triple::arm:
     case llvm::Triple::thumb:
       // Windows on ARM builds with FPO disabled to aid fast stack walking
-- 
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