From f2b179156b422cb728cc09112eebbef346fa76bc Mon Sep 17 00:00:00 2001
From: Brian Smith <brian@dbsoft.org>
Date: Mon, 24 Apr 2023 17:05:15 -0500
Subject: [PATCH] Issue #1691 - Part 15: Make |new import()| a syntax error.
 https://bugzilla.mozilla.org/show_bug.cgi?id=1508672

(cherry picked from commit 45fda91268b6a3ca8471c8094f2d640ebad682f9)
---
 js/src/frontend/Parser.cpp | 6 +++---
 js/src/frontend/Parser.h   | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/js/src/frontend/Parser.cpp b/js/src/frontend/Parser.cpp
index f012823a5e..23b479bfbb 100644
--- a/js/src/frontend/Parser.cpp
+++ b/js/src/frontend/Parser.cpp
@@ -9392,7 +9392,7 @@ Parser<ParseHandler>::memberExpr(YieldHandling yieldHandling, TripledotHandling
         if (!lhs)
             return null();
     } else if (tt == TOK_IMPORT) {
-        lhs = importExpr(yieldHandling);
+        lhs = importExpr(yieldHandling, allowCallSyntax);
         if (!lhs)
             return null();
     } else {
@@ -10579,7 +10579,7 @@ Parser<ParseHandler>::tryNewTarget(BinaryNodeType* newTarget)
 
 template <typename ParseHandler>
 typename ParseHandler::Node
-Parser<ParseHandler>::importExpr(YieldHandling yieldHandling)
+Parser<ParseHandler>::importExpr(YieldHandling yieldHandling, bool allowCallSyntax)
 {
     MOZ_ASSERT(tokenStream.isCurrentTokenType(TOK_IMPORT));
 
@@ -10609,7 +10609,7 @@ Parser<ParseHandler>::importExpr(YieldHandling yieldHandling)
             return null();
 
         return handler.newImportMeta(importHolder, metaHolder);
-    } else if (next == TOK_LP) {
+    } else if (next == TOK_LP && allowCallSyntax) {
         Node arg = assignExpr(InAllowed, yieldHandling, TripledotProhibited);
         if (!arg)
             return null();
diff --git a/js/src/frontend/Parser.h b/js/src/frontend/Parser.h
index 44f4aaf108..fce6ead17d 100644
--- a/js/src/frontend/Parser.h
+++ b/js/src/frontend/Parser.h
@@ -1421,7 +1421,7 @@ FOR_EACH_PARSENODE_SUBCLASS(DECLARE_TYPE)
     bool tryNewTarget(BinaryNodeType* newTarget);
     bool checkAndMarkSuperScope();
 
-    Node importExpr(YieldHandling yieldHandling);
+    Node importExpr(YieldHandling yieldHandling, bool allowCallSyntax);
 
     FunctionNodeType methodDefinition(uint32_t toStringStart, PropertyType propType, HandleAtom funName);