[NFC] Fix "ambiguous overload for ‘operator=’"

vitalybuka · memfrob · commit 2c5394fe9f9d · 2022-10-04T17:32:00.000-04:00
From D89768
diff --git a/llvm/lib/Transforms/Coroutines/CoroFrame.cpp b/llvm/lib/Transforms/Coroutines/CoroFrame.cpp
@@ -946,7 +946,7 @@ struct AllocaUseVisitor : PtrUseVisitor<AllocaUseVisitor> {
       return;
 
     if (!IsOffsetKnown) {
-      AliasOffetMap[&I] = {};
+      AliasOffetMap[&I].reset();
     } else {
       auto Itr = AliasOffetMap.find(&I);
       if (Itr == AliasOffetMap.end()) {
