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Re: ICE in gcc-3.3 & 4.1

From: Joe Buck <Joe dot Buck at synopsys dot COM>
To: Bruce Korb <bruce dot korb at gmail dot com>
Cc: gcc at gcc dot gnu dot org
Date: Tue, 27 Nov 2007 12:44:58 -0800
Subject: Re: ICE in gcc-3.3 & 4.1
References: <668c430c0711271219n2dea5244p86e22a522915afd@mail.gmail.com>

On Tue, Nov 27, 2007 at 12:19:40PM -0800, Bruce Korb wrote:
> > To do anything about a bug, the developers will need a complete test
> > case that produces the bug.  Changes to the test case that *don't*
> > produce a bug are not interesting.
> 
> If it is worth chasing.  It is not worth chasing if someone readily
> recognizes the
> symptom and says, "Yes, I've fixed something like that."

It rarely works that way; you will almost never be so lucky.

> trim of the sources yielded something that did not fault, creating something
> that still fails will wind up taking serious work.  It would need a reasonable
> prospect of being useful before I would afford the time.  Thanks - Bruce

There are ways of doing this automatically.  See

http://gcc.gnu.org/wiki/A_guide_to_testcase_reduction

References:
- Re: ICE in gcc-3.3 & 4.1
  - From: Bruce Korb

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