PATCH: fix infinite loop in CSE

[Sandra Loosemore]

On 12/18/2011 05:21 AM, Eric Botcazou wrote:
>
> OK everywhere without the cap and with the same test on ARG2:
> If a testcase doesn't need fancy options, it must go in gcc.c-torture/compile.

OK.  I've checked in this version, which addresses both those issues.

-Sandra


2011-12-19  Sandra Loosemore  <sandra@codesourcery.com>
	    Tom de Vries <tom@codesourcery.com>

	PR rtl-opt/50380

	gcc/
	* cse.c (find_comparison_args): Detect fixed point and
	bail early.

	gcc/testsuite/
	* gcc.c-torture/compile/pr50380.c: New testcase.
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