zhongyunde 34d380e1f6 [IndVars] Add check of loop invariant for indirect use ...

We usually only check direct use instruction of IV, while the
bitcast of 'ptrtoint ptr to i64' doesn't affect the result, so go
a step further.
Fix https://github.com/llvm/llvm-project/issues/59633.

Reviewed By: markoshorro
Differential Revision: https://reviews.llvm.org/D151877

2023-06-03 22:29:09 +08:00

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