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-rw-r--r--llvm/lib/Target/X86/X86DomainReassignment.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86DomainReassignment.cpp b/llvm/lib/Target/X86/X86DomainReassignment.cpp
index 86d9de22775..b4bd63dad8c 100644
--- a/llvm/lib/Target/X86/X86DomainReassignment.cpp
+++ b/llvm/lib/Target/X86/X86DomainReassignment.cpp
@@ -556,6 +556,7 @@ void X86DomainReassignment::buildClosure(Closure &C, unsigned Reg) {
// Register already in this closure.
if (!C.insertEdge(CurReg))
continue;
+ EnclosedEdges.insert(Reg);
MachineInstr *DefMI = MRI->getVRegDef(CurReg);
encloseInstr(C, DefMI);
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