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-rw-r--r--lib/CodeGen/LiveInterval.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/LiveInterval.cpp b/lib/CodeGen/LiveInterval.cpp
index 8d632cb5ca..cc286aa13d 100644
--- a/lib/CodeGen/LiveInterval.cpp
+++ b/lib/CodeGen/LiveInterval.cpp
@@ -847,7 +847,7 @@ void LiveInterval::print(raw_ostream &OS, const TargetRegisterInfo *TRI) const {
if (vni->isUnused()) {
OS << "x";
} else {
- if (!vni->isDefAccurate())
+ if (!vni->isDefAccurate() && !vni->isPHIDef())
OS << "?";
else
OS << vni->def;