Subject: bug#23667: 24.4; "Stack overflow in regexp matcher" happens in only some buffers, for the same arguments

From: Glenn Morris <[email-masked]>
Date: Wed, 01 Jun 2016 13:44:20 -0400

I didn't look in detail, but it's not the length of the input per se
that's the problem, so I should not have mentioned that. It's what the
regexp tries to match - presumably it ends up with some very long
multiline thing.