From 2194d46624947bdcd93700297036fdf1d594b562 Mon Sep 17 00:00:00 2001
From: Dale Johannesen <dalej@apple.com>
Date: Tue, 14 Oct 2008 22:06:33 +0000
Subject: [PATCH] Accept -march=i586, because gcc does (a synonym for pentium).
  Fixes gcc.target/i386/20000720-1.c gcc.target/i386/pr26826.c

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57528 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86.td | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td
index 779d0b4ce4c..f70c17592ce 100644
--- a/lib/Target/X86/X86.td
+++ b/lib/Target/X86/X86.td
@@ -59,6 +59,7 @@ class Proc<string Name, list<SubtargetFeature> Features>
 def : Proc<"generic",         []>;
 def : Proc<"i386",            []>;
 def : Proc<"i486",            []>;
+def : Proc<"i586",            []>;
 def : Proc<"pentium",         []>;
 def : Proc<"pentium-mmx",     [FeatureMMX]>;
 def : Proc<"i686",            []>;