Fix a obscure post-indexed load / store dag combine bug.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31537 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index dfa469494f9d09581f5a8479557a8bb812dd811f..d8e2027d11acc8553b4b57aa517aa36031387ce5 100644 (file)
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -338,7 +338,7 @@ namespace {
           SDOperand Offset;
           ISD::MemOpAddrMode AM = ISD::UNINDEXED;
           if (TLI.getPostIndexedAddressParts(Op, VT, BasePtr, Offset, AM,DAG) &&
-              BasePtr.Val == Ptr.Val) {
+              BasePtr == Ptr) {
             // Try turning it into a post-indexed load / store except when
             // 1) Op must be independent of N, i.e. Op is neither a predecessor
             //    nor a successor of N. Otherwise, if Op is folded that would