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Re: GCC build of HEAD failed for native with your patch on2005-03-04T02:56:15Z.


On Fri, 4 Mar 2005, Andrew Pinski wrote:

> This is caused by:
> +2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
> +
> +	PR tree-optimization/15784
> +	* fold-const.c (fold): Fold ~A + 1 to -1.  Fold -A - 1
> +	and -1 - A to ~A.
> 
> But I think there is a latent bug or two floating around.
> I am going to revert this as requested by James offline and
> approved by Roger offline too.

There are now testsuite failures

FAIL: gcc.dg/pr15784-4.c scan-tree-dump ~x;
FAIL: gcc.dg/pr15784-4.c scan-tree-dump -x;

- you need to XFAIL them while the patch remains reverted.

-- 
Joseph S. Myers               http://www.srcf.ucam.org/~jsm28/gcc/
    jsm@polyomino.org.uk (personal mail)
    joseph@codesourcery.com (CodeSourcery mail)
    jsm28@gcc.gnu.org (Bugzilla assignments and CCs)


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