[async-functions] support await expressions in finally statements

src/ast/ast.cc

Index: src/ast/ast.cc
diff --git a/src/ast/ast.cc b/src/ast/ast.cc
index 63823d05d524cf26d313a8043f034ba6ba24a39a..51944ccc2e11466fd9a1219f6ca08fded7171d02 100644
--- a/src/ast/ast.cc
+++ b/src/ast/ast.cc
@@ -1084,9 +1084,21 @@ bool Literal::Match(void* literal1, void* literal2) {
          (x->IsNumber() && y->IsNumber() && x->AsNumber() == y->AsNumber());
 }
 
+const char* InternalVariable::name() const {
+  switch (type()) {
+    case kGeneratorObject:
+      return ".generator_object";
+    default:
+      break;
+  }
+  UNREACHABLE();
+  return nullptr;
+}
+
 const char* CallRuntime::debug_name() {
 #ifdef DEBUG
-  return NameForNativeContextIntrinsicIndex(context_index_);
+  return is_jsruntime() ? NameForNativeContextIntrinsicIndex(context_index_)
+                        : function_->name;
 #else
   return is_jsruntime() ? "(context function)" : function_->name;
 #endif  // DEBUG