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clang-p2996/mlir/test/Dialect/SCF
Alex Zinenko 31a233d463 [mlir] canonicalize away zero-iteration SCF for loops
An SCF 'for' loop does not iterate if its lower bound is equal to its upper
bound. Remove loops where both bounds are the same SSA value as such bounds are
guaranteed to be equal. Similarly, remove 'parallel' loops where at least one
pair of respective lower/upper bounds is specified by the same SSA value.

Reviewed By: gysit

Differential Revision: https://reviews.llvm.org/D91880
2020-11-23 15:04:31 +01:00
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