Check bb to ensure that alloca is in separate basic block.
This fixes funcargs.exp regression reported by gdb testsuite.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113992 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index db3ca11..b29a5b5 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -4122,13 +4122,15 @@
// If variable is pinned by a alloca in dominating bb then
// use StaticAllocaMap.
if (const AllocaInst *AI = dyn_cast<AllocaInst>(Address)) {
- DenseMap<const AllocaInst*, int>::iterator SI =
- FuncInfo.StaticAllocaMap.find(AI);
- if (SI != FuncInfo.StaticAllocaMap.end()) {
- SDV = DAG.getDbgValue(Variable, SI->second,
- 0, dl, SDNodeOrder);
- DAG.AddDbgValue(SDV, 0, false);
- return 0;
+ if (AI->getParent() != DI.getParent()) {
+ DenseMap<const AllocaInst*, int>::iterator SI =
+ FuncInfo.StaticAllocaMap.find(AI);
+ if (SI != FuncInfo.StaticAllocaMap.end()) {
+ SDV = DAG.getDbgValue(Variable, SI->second,
+ 0, dl, SDNodeOrder);
+ DAG.AddDbgValue(SDV, 0, false);
+ return 0;
+ }
}
}
// Otherwise add undef to help track missing debug info.