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Date: Tue, 16 Apr 2024 20:09:55 -0400
From: Rich Felker <dalias@...c.org>
To: Viktor Reznov <yann.collet.is.not.a.perfectionist@...il.com>
Cc: musl@...ts.openwall.com
Subject: Re: [PATCH] Decreasing the number of divisions
Can you clarify what's up with your email address? It appears to be a
sentence about another person, and I have no idea what the backstory
on that is, but I'm hesitant to accept it into the immutable commit
history in the author field.
On Tue, Apr 16, 2024 at 08:05:38PM +0300, Viktor Reznov wrote:
> Yes.
>
> On Tuesday, April 16, 2024, Rich Felker <dalias@...c.org> wrote:
>
> > On Tue, Apr 16, 2024 at 07:34:32PM +0300, Viktor Reznov wrote:
> > > > Is there a reason you put the if at the top
> > > > rather than making the last line the following?
> > >
> > > No.
> >
> > Ok. Can I make that simplifying change and still attribute you as
> > commit author?
> >
> > > On Tue, Apr 16, 2024 at 5:38 PM Rich Felker <dalias@...c.org> wrote:
> > > >
> > > > On Tue, Apr 16, 2024 at 04:29:05PM +0300, Viktor Reznov wrote:
> > > > > diff --git a/src/stdio/vfprintf.c b/src/stdio/vfprintf.c
> > > > > index 497c5e19..0f9a1e6a 100644
> > > > > --- a/src/stdio/vfprintf.c
> > > > > +++ b/src/stdio/vfprintf.c
> > > > > @@ -165,8 +165,10 @@ static char *fmt_o(uintmax_t x, char *s)
> > > > > static char *fmt_u(uintmax_t x, char *s)
> > > > > {
> > > > > unsigned long y;
> > > > > + if (x == 0) return s;
> > > > > for ( ; x>ULONG_MAX; x/=10) *--s = '0' + x%10;
> > > > > - for (y=x; y; y/=10) *--s = '0' + y%10;
> > > > > + for (y=x; y>=10; y/=10) *--s = '0' + y%10;
> > > > > + *--s = '0' + y;
> > > > > return s;
> > > > > }
> > > >
> > > > Seems like a good change. Is there a reason you put the if at the top
> > > > rather than making the last line the following?
> > > >
> > > > if (y) *--s = '0' + y;
> > > >
> > > > That would keep the overall flow the same as before and avoid a burden
> > > > to reason about if/why it's the same.
> > > >
> > > > Rich
> >
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