Add a forgotten initializer for CheckedFirstInterference.
llvm-svn: 121410
diff --git a/llvm/lib/CodeGen/LiveIntervalUnion.h b/llvm/lib/CodeGen/LiveIntervalUnion.h
index 54761c7..5bf86d8 100644
--- a/llvm/lib/CodeGen/LiveIntervalUnion.h
+++ b/llvm/lib/CodeGen/LiveIntervalUnion.h
@@ -145,8 +145,8 @@
Query(): LiveUnion(), VirtReg() {}
Query(LiveInterval *VReg, LiveIntervalUnion *LIU):
- LiveUnion(LIU), VirtReg(VReg), SeenAllInterferences(false),
- SeenUnspillableVReg(false)
+ LiveUnion(LIU), VirtReg(VReg), CheckedFirstInterference(false),
+ SeenAllInterferences(false), SeenUnspillableVReg(false)
{}
void clear() {
@@ -159,6 +159,7 @@
}
void init(LiveInterval *VReg, LiveIntervalUnion *LIU) {
+ assert(VReg && LIU && "Invalid arguments");
if (VirtReg == VReg && LiveUnion == LIU) {
// Retain cached results, e.g. firstInterference.
return;