[PATCH] D131026: stop llvm-reduce's ReduceBasicBlocks delta pass from creating invalid IR

[Matt Arsenault via Phabricator via llvm-commits]

arsenm accepted this revision.
arsenm added a comment.
This revision is now accepted and ready to land.
Herald added a subscriber: wdng.

LGTM. I do think something is off about how the pass currently tries to auto-fold unconditional branches to successors. I was thinking there should be a separate control flow simplification to clean those up



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Comment at: llvm/tools/llvm-reduce/deltas/ReduceBasicBlocks.cpp:105
 
+/// a BB is ok to remove if it's not the entry block, or else it is
+/// the entry block but the next block in the function has just one
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Capitalize a


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  https://reviews.llvm.org/D131026/new/

https://reviews.llvm.org/D131026