--use-strict does not work since node 10 #39996
Description
Version
v10.24.1
Platform
Linux LAPTOP 5.11.0-27-generic #29~20.04.1-Ubuntu SMP Wed Aug 11 15:58:17 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
Subsystem
No response
What steps will reproduce the bug?
$ cat file.js
a = 0;
console.log("strict mode not enabled");
$ node --use-strict file.js
strict mode not enabled
How often does it reproduce? Is there a required condition?
Reproduces for latest node releases for versions 10, 12, 14, 16
node/10.24.1
node/12.22.6
node/14.17.6
node/16.8.0
Works fine for node v8.17.0
What is the expected behavior?
ReferenceError: a is not defined should be thrown
What do you see instead?
The file is not run in strict mode.
Additional information
No response