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-rw-r--r--lib/CodeGen/RegisterScavenging.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index 323d3db39a..a82562838e 100644
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -236,7 +236,7 @@ void RegScavenger::forward() {
continue;
if (MO.isUse()) {
assert(isUsed(Reg) && "Using an undefined register!");
- assert(!EarlyClobberRegs.test(Reg) &&
+ assert((!EarlyClobberRegs.test(Reg) || MI->isRegTiedToDefOperand(i)) &&
"Using an early clobbered register!");
} else {
assert(MO.isDef());