[PATCH] Fix middle-end/15618, bool_var != 0 (== 1) -> bool_var

[Roger Sayle]

On Mon, 2 May 2005, Andrew Pinski wrote:
>
> 	* fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
> 	the same as INTEGER_TYPE.
> 	(fold_binary): Fold "bool_var != 0" to bool_var.
> 	Fold "bool_var == 1" to bool_var.
>

This is Ok for mainline.

Thanks,

Roger
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