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-rw-r--r--lib/CodeGen/AggressiveAntiDepBreaker.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/AggressiveAntiDepBreaker.cpp b/lib/CodeGen/AggressiveAntiDepBreaker.cpp
index e0797079c5..2ee7767115 100644
--- a/lib/CodeGen/AggressiveAntiDepBreaker.cpp
+++ b/lib/CodeGen/AggressiveAntiDepBreaker.cpp
@@ -782,7 +782,7 @@ unsigned AggressiveAntiDepBreaker::BreakAntiDependencies(
if (MI == CriticalPathMI) {
CriticalPathSU = CriticalPathStep(CriticalPathSU);
CriticalPathMI = (CriticalPathSU) ? CriticalPathSU->getInstr() : 0;
- } else {
+ } else if (CriticalPathSet.any()) {
ExcludeRegs = &CriticalPathSet;
}