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[SimplifyCFG] Do not create unneeded PR Phi in block with convergent calls

Authored by mkazantsev on Thu, Jul 16, 3:00 AM.



We do not thread blocks with convergent calls, but this check was missing
when we decide to insert PR Phis into it (which we only do for threading).

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mkazantsev created this revision.Thu, Jul 16, 3:00 AM
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vsk resigned from this revision.Mon, Jul 20, 3:15 PM

Sorry, I don't know enough about this to give a meaningful review.

nikic accepted this revision.Tue, Jul 21, 9:40 AM
nikic added a subscriber: nikic.


This revision is now accepted and ready to land.Tue, Jul 21, 9:40 AM
This revision was automatically updated to reflect the committed changes.
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