From 9c9142ad8bf0b4b9f697424770039da25ed874ff Mon Sep 17 00:00:00 2001
From: Marijn Haverbeke <marijn@haverbeke.nl>
Date: Mon, 5 Oct 2020 07:55:32 +0200
Subject: [PATCH] Fix potentially-exponential regular expression in
 use-strict-scanning

---
 acorn/src/parseutil.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/acorn/src/parseutil.js b/acorn/src/parseutil.js
index 98e35237f..6b6cb5a37 100644
--- a/acorn/src/parseutil.js
+++ b/acorn/src/parseutil.js
@@ -6,7 +6,7 @@ const pp = Parser.prototype
 
 // ## Parser utilities
 
-const literal = /^(?:'((?:\\.|[^'])*?)'|"((?:\\.|[^"])*?)")/
+const literal = /^(?:'((?:\\.|[^'\\])*?)'|"((?:\\.|[^"\\])*?)")/
 pp.strictDirective = function(start) {
   for (;;) {
     // Try to find string literal.