another fastpath

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20674 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/DataStructure/Local.cpp b/lib/Analysis/DataStructure/Local.cpp
index e2e40f76d2a993227dc27414107d2a6ef9bbdbcc..9cb899cb374d014f347cc421ee9ced52c0b6abba 100644 (file)
--- a/lib/Analysis/DataStructure/Local.cpp
+++ b/lib/Analysis/DataStructure/Local.cpp
@@ -349,7 +349,8 @@ void GraphBuilder::visitGetElementPtrInst(User &GEP) {
 
   // If all of the indices are zero, the result points to the operand without
   // applying the type.
-  if (AllZeros) {
+  if (AllZeros || (!Value.isNull() &&
+                   Value.getNode()->isNodeCompletelyFolded())) {
     setDestTo(GEP, Value);
     return;
   }