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-rw-r--r--lib/CodeGen/MachineVerifier.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/CodeGen/MachineVerifier.cpp b/lib/CodeGen/MachineVerifier.cpp
index 8ada60a..47a94b3 100644
--- a/lib/CodeGen/MachineVerifier.cpp
+++ b/lib/CodeGen/MachineVerifier.cpp
@@ -558,7 +558,9 @@ MachineVerifier::visitMachineOperand(const MachineOperand *MO, unsigned MONum) {
else if (MO->isImplicit())
report("Explicit definition marked as implicit", MO, MONum);
} else if (MONum < TI.getNumOperands()) {
- if (MO->isReg()) {
+ // Don't check if it's a variadic instruction. See, e.g., LDM_RET in the arm
+ // back end.
+ if (MO->isReg() && MONum != TI.getNumOperands()-1) {
if (MO->isDef())
report("Explicit operand marked as def", MO, MONum);
if (MO->isImplicit())