From 08a74ab05a2dcca261fe6adaa839a936b5c123c0 Mon Sep 17 00:00:00 2001 From: Mattias Engdegård Date: Sun, 7 Aug 2022 10:52:16 +0200 Subject: Cease emitting negative file offsets for user variables 'User variables' were made obsolete in Emacs 24 along with user-variable-p; the sign of the position in (#$ . POS) hasn't mattered since. * lisp/emacs-lisp/bytecomp.el (byte-compile-output-docform): Don't emit negative position when doc string starts with `*`. * src/lread.c (get_lazy_string): Explain. --- src/lread.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/lread.c') diff --git a/src/lread.c b/src/lread.c index d16df32ca3e..ccccd79cd7c 100644 --- a/src/lread.c +++ b/src/lread.c @@ -3486,7 +3486,9 @@ get_lazy_string (Lisp_Object val) unibyte string. If it is actually a doc string, caller must make it multibyte. */ - /* Position is negative for user variables. */ + /* We used to emit negative positions for 'user variables' (whose doc + strings started with an asterisk); take the absolute value for + compatibility. */ EMACS_INT pos = eabs (XFIXNUM (XCDR (val))); struct saved_string *ss = &saved_strings[0]; struct saved_string *ssend = ss + ARRAYELTS (saved_strings); -- cgit v1.2.3