From 586b7419597b0bfe385eaa59b7f54d6e27dc7a6c Mon Sep 17 00:00:00 2001
From: Tim Northover <tnorthover@apple.com>
Date: Tue, 14 Jul 2015 21:14:58 +0000
Subject: [PATCH] GVN: use a static array instead of regenerating it each time.
 NFC.

llvm-svn: 242202
---
 llvm/lib/Transforms/Scalar/GVN.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Transforms/Scalar/GVN.cpp b/llvm/lib/Transforms/Scalar/GVN.cpp
index b1a0db3..d1eba6e7 100644
--- a/llvm/lib/Transforms/Scalar/GVN.cpp
+++ b/llvm/lib/Transforms/Scalar/GVN.cpp
@@ -1795,7 +1795,7 @@ static void patchReplacementInstruction(Instruction *I, Value *Repl) {
     // In general, GVN unifies expressions over different control-flow
     // regions, and so we need a conservative combination of the noalias
     // scopes.
-    unsigned KnownIDs[] = {
+    static const unsigned KnownIDs[] = {
       LLVMContext::MD_tbaa,
       LLVMContext::MD_alias_scope,
       LLVMContext::MD_noalias,
-- 
2.7.4