tree d5a23f8d1e3f11335463c68760e34f1b29af61a7
parent 5c54f729018cb04b3cd42fcbef019f3479c9f9e8
author Niwin Anto <niwinantop@gmail.com> 1709552010 +0100
committer GitHub <noreply@github.com> 1709552010 +0000
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[LV] Disable fold tail by masking when IV is used outside (#81609)

When induction variable are used outside the loop body, tail folding
by masking mis-compiles, because for users outside of the loop the
final value of the induction is computed separately from the vector
loop.

Fixes https://github.com/llvm/llvm-project/issues/76069
Fixes https://github.com/llvm/llvm-project/issues/51677