Address review comment.

Author: alexfh

clang/lib/Sema/SemaExprCXX.cpp

@@ -2159,8 +2159,7 @@ ExprResult Sema::BuildCXXNew(SourceRange Range, bool UseGlobal,
     assert(InitStyle == CXXNewInitializationStyle::Parens &&
            "paren init for non-call init");
     Exprs = MultiExprArg(List->getExprs(), List->getNumExprs());
-  }
-  if (auto *List = dyn_cast_or_null<CXXParenListInitExpr>(Initializer)) {
+  } else if (auto *List = dyn_cast_or_null<CXXParenListInitExpr>(Initializer)) {
     assert(InitStyle == CXXNewInitializationStyle::Parens &&
            "paren init for non-call init");
     Exprs = List->getInitExprs();