From: Tim Northover <tnorthover@apple.com>
Date: Tue, 14 Jul 2015 21:14:58 +0000 (+0000)
Subject: GVN: use a static array instead of regenerating it each time. NFC.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0d71b6afcb5d9e6e1ef44424635d3462362b4055;p=oota-llvm.git

GVN: use a static array instead of regenerating it each time. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242202 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp
index b1a0db356a1..d1eba6e70e5 100644
--- a/lib/Transforms/Scalar/GVN.cpp
+++ b/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,