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path: root/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp')
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index d540063083..68ba966d26 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -842,7 +842,12 @@ void SelectionDAGISel::SelectAllBasicBlocks(const Function &Fn) {
}
}
- if (!AllPredsVisited) {
+ if (AllPredsVisited) {
+ for (BasicBlock::const_iterator I = LLVMBB->begin(), E = LLVMBB->end();
+ I != E && isa<PHINode>(I); ++I) {
+ FuncInfo->ComputePHILiveOutRegInfo(cast<PHINode>(I));
+ }
+ } else {
for (BasicBlock::const_iterator I = LLVMBB->begin(), E = LLVMBB->end();
I != E && isa<PHINode>(I); ++I) {
FuncInfo->InvalidatePHILiveOutRegInfo(cast<PHINode>(I));