[DAG] visitBITCAST - fold (bitcast (freeze (load x))) -> (freeze (load (bitcast*)x)) #164618
+128
−138
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Tweak the existing (bitcast (load x)) -> (load (bitcast*)x) fold to handle oneuse freeze as well
Inspired by #163070 - this tries to avoid in place replacement of frozen nodes which has caused infinite loops in the past