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Re: [PATCH]: Fix PR tree-optimization/18611


On Mon, 2004-11-22 at 12:06 -0500, Daniel Berlin wrote:
> The only use of dataflow_set_a_op_b was always passing rslt and op1 
> as the same, which got passed to bitmap_ior/bitmap_and, but 
> bitmap_and/bitmap_ior don't allow dst and op1 to be the same 
> anymore.
> 
> Thus, i've changed dataflow_set_a_op_b to make explicit that the 
> result and the first operation are the same, and changed it to use 
> bitmap_ior_into/bitmap_and_into.
> 
> Bootstrapped and regtested on i686-pc-linux-gnu
> 
> Okay for mainline?
> 
> 
> 2004-11-22  Daniel Berlin  <dberlin@dberlin.org>
> 
>  	* df.c (dataflow_set_a_op_b): Remove rslt parameter, since it's
>  	always the same as op1.  Use bitmap_ior_into and bitmap_and_into.
>  	Add comment to function.
OK.
jeff



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