diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/RegisterScavenging.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp index e1c8f2fe22..0a29ef02bc 100644 --- a/lib/CodeGen/RegisterScavenging.cpp +++ b/lib/CodeGen/RegisterScavenging.cpp @@ -267,7 +267,8 @@ void RegScavenger::forward() { unsigned UseIdx; if (MI->isRegTiedToUseOperand(Idx, &UseIdx) && !MI->getOperand(UseIdx).isUndef()) { - assert(isUsed(Reg) && "Using an undefined register!"); + assert(!MI->getOperand(UseIdx).isKill() && + "Using an undefined register!"); continue; } |