if (!TargetRegisterInfo::isPhysicalRegister(R))
continue;
bool IsLive = false;
- for (MCSubRegIterator SR(R, &TRI, true); SR.isValid(); ++SR) {
- if (!Live[*SR])
+ for (MCRegAliasIterator AR(R, &TRI, true); AR.isValid(); ++AR) {
+ if (!Live[*AR])
continue;
IsLive = true;
break;
--- /dev/null
+; RUN: llc -march=hexagon < %s
+; REQUIRES: asserts
+
+; This test used to crash in register scavenger due to incorrectly set
+; kill flags.
+
+target triple = "hexagon"
+
+define void @foo(i64 %a) #0 {
+entry:
+ %conv.i = and i64 %a, 9218868437227405312
+ %cmp = icmp ne i64 %conv.i, 9218868437227405312
+ %and.i37 = and i64 %a, 4503599627370495
+ %tobool = icmp eq i64 %and.i37, 0
+ %or.cond = or i1 %cmp, %tobool
+ br i1 %or.cond, label %lor.lhs.false, label %if.then
+
+lor.lhs.false: ; preds = %entry
+ br i1 undef, label %return, label %if.then
+
+if.then: ; preds = %lor.lhs.false, %entry
+ br label %return
+
+return: ; preds = %if.then, %lor.lhs.false
+ ret void
+}
+
+attributes #0 = { norecurse nounwind }