bug#25529: diagnosis and one approach to a fix

[Tom Tromey]

>>>>> "Dmitry" == Dmitry Gutov <dgutov@yandex.ru> writes:

>> Also, what is the purpose of the first call to
>> js-syntax-propertize-regexp in js-syntax-propertize?

Dmitry> I'm not sure. Normally, that helps deal with multiline literals, but
Dmitry> regexps in JavaScript are single-line. Maybe Stefan remembers.

Based on discussion in the multi-mode thread, I'm thinking perhaps it
handles the case where the start of the regexp literal was syntax-ified
but not the end.

Tom