bug#58224: closed (29.0.50; "make bootstrap" spuriously warns: "comp.el newer than byte-compiled file")

[GNU bug Tracking System]

Your message dated Sun, 2 Oct 2022 20:37:14 +0000
with message-id <Yzn2egzILYFwa4Px@ACM>
and subject line Re: bug#58224: 29.0.50; "make bootstrap" spuriously warns: 
"comp.el newer than byte-compiled file"
has caused the debbugs.gnu.org bug report #58224,
regarding 29.0.50; "make bootstrap" spuriously warns: "comp.el newer than 
byte-compiled file"
to be marked as done.

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-- 
58224: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=58224
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> --- Begin Message ---
>
>
>
> Subject: 
>
> 29.0.50; "make bootstrap" spuriously warns: "comp.el newer than byte-compiled file"
>
>
>
>
> Date: 
>
> Sat, 1 Oct 2022 16:15:09 +0200
>
>
>
>
> Severity: wishlist
>
> Every time I "make bootstrap", I get a ton of spurious messages (see
> below).  I believe they started showing up with Lars' much appreciated
> work on improving build speeds.  I have tripped myself up over this
> more than once, and I suspect it will confuse users too.
>
> Is there any chance we could do something to silence them?  If we
> can't solve it "properly", how about just a hack?  For example, could
> we add some variable to suppress these messages at this stage of the
> build process?
>
> For completeness, I almost always build --with-native-compilation, in
> case that matters.
>
>   ELC+ELN  emacs-lisp/cconv.elc
>   ELC+ELN  emacs-lisp/byte-opt.elc
>   ELC+ELN  emacs-lisp/bytecomp.elc
>   ELC+ELN  emacs-lisp/comp.elc
>   ELC+ELN  emacs-lisp/comp-cstr.elc
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/bytecomp.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/bytecomp.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/cconv.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/cconv.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/bytecomp.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/cconv.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/bytecomp.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/bytecomp.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/cconv.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/cconv.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/icons.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/icons.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/icons.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/icons.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp-cstr.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp-cstr.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp-cstr.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/icons.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp-cstr.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp-cstr.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/byte-opt.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/byte-opt.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/byte-opt.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/byte-opt.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/byte-opt.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/comint.el’ newer than
> byte-compiled file; using older file
>   ELC+ELN  emacs-lisp/loaddefs-gen.elc
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/bytecomp.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/icons.el’ newer
> than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/comp-cstr.el’
> newer than byte-compiled file; using older file
> Source file ‘/Users/skangas/wip/emacs/lisp/emacs-lisp/byte-opt.el’
> newer than byte-compiled file; using older file
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#58224: 29.0.50; "make bootstrap" spuriously warns: "comp.el newer than byte-compiled file"
>
>
>
>
> Date: 
>
> Sun, 2 Oct 2022 20:37:14 +0000
>
>
>
>
> Hello, Eli and Stefan.
>
> On Sun, Oct 02, 2022 at 20:07:26 +0300, Eli Zaretskii wrote:
> > > Date: Sun, 2 Oct 2022 16:46:01 +0000
> > > Cc: stefankangas@gmail.com, 58224@debbugs.gnu.org, acm@muc.de
> > > From: Alan Mackenzie <acm@muc.de>
>
> > > > > In lread.c I've got:
>
> > > > >   struct timespec epoch_timespec = {(time_t)0, 0}; /* 1970-01-01T00:00 
> > > > > UTC */ 
>
> > > > > , which clearly isn't satisfactory.
>
> > > > I'm not sure I follow: why not satisfactory?
>
> > > Don't we build for operating systems with different epochs?
>
> > No, the Epoch is the same for everyone.  It's a Posix notion, AFAIK.
>
> > > > Is mktime the function you are after?
>
> > > Yes thanks!  But it's horribly complicated, involving wierd readings and
> > > settings of the TZ environment variable, and so on.
>
> > Not if you are interested in UTC.
>
> > > If a binary zero time would do (as above), maybe it would be
> > > satisfactory.  ;-)
>
> > Yes.
>
> OK, that's great!  I've committed a patch, and I'm closing the bug with
> this post.
>
> -- 
> Alan Mackenzie (Nuremberg, Germanay).
>
>
> --- End Message ---