BUG #15535: psql: \copy: parse error at...

The following bug has been logged on the website:

Bug reference:      15535
Logged by:          jean-marc voillequin
Email address:      jean-marc.voillequin@moodys.com
PostgreSQL version: 10.3
Operating system:   windows 7
Description:

When I run the following copy command under psql:

\copy pg_tables /*(*/ to 'test';

I get:
\copy: parse error at "/*"

The comment /*(*/ is not ignored.