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Re: Missed optimization in PRE?
On Thu, Mar 29, 2012 at 6:07 PM, Richard Guenther
> On Thu, Mar 29, 2012 at 12:02 PM, Bin.Cheng <firstname.lastname@example.org> wrote:
>> Following is the tree dump of 094t.pre for a test program.
>> Question is loads of D.5375_12/D.5375_14 are redundant on path <bb2,
>> bb7, bb5, bb6>,
>> but why not lowered into basic block 3, where it is used.
>> BTW, seems no tree pass handles this case currently.
> tree-ssa-sink.c should do this.
It does not work for me, I will double check and update soon.