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Re: PATCH RFC: With -fnon-call-exceptions don't eliminate division by zero

From: Ian Lance Taylor <iant at google dot com>
To: Andreas Schwab <schwab at linux-m68k dot org>
Cc: Andrew Pinski <pinskia at gmail dot com>, gcc-patches at gcc dot gnu dot org
Date: Mon, 11 Oct 2010 15:56:40 -0700
Subject: Re: PATCH RFC: With -fnon-call-exceptions don't eliminate division by zero
References: <mcrhbgswhuk.fsf@google.com> <AANLkTikUQsWQsDU=1MU4eOyG=rK6MWbTC9yLHpuRjSMa@mail.gmail.com> <mcraamkwgkd.fsf@google.com> <m24ocsqs6h.fsf@igel.home>

Andreas Schwab <schwab@linux-m68k.org> writes:

> Ian Lance Taylor <iant@google.com> writes:
>
>> #ifdef SIGNAL_SUPPRESS
>> # define DO_TEST 0
>> #elsif defined (__powerpc__) || defined (__PPC__) || defined (__ppc__) || defined (__POWERPC__) || defined (__ppc)
>
> s/elsif/elif/
>
> C isn't Perl :-)

Thanks.  Interesting problem--we don't warn about invalid preprocessing
directives in code which is #ifdef'ed out.

Ian

References:
- PATCH RFC: With -fnon-call-exceptions don't eliminate division by zero
  - From: Ian Lance Taylor
- Re: PATCH RFC: With -fnon-call-exceptions don't eliminate division by zero
  - From: Andrew Pinski
- Re: PATCH RFC: With -fnon-call-exceptions don't eliminate division by zero
  - From: Ian Lance Taylor
- Re: PATCH RFC: With -fnon-call-exceptions don't eliminate division by zero
  - From: Andreas Schwab

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