Roman Shirokiy 272eac85c7 Fix overconfident assert in ScalarEvolution::isImpliedViaMerge ...

We can have AddRec with loops having many predecessors.
This changes an assert to an early return.

Differential Revision: https://reviews.llvm.org/D48766

llvm-svn: 335965

2018-06-29 11:46:30 +00:00

461 KiB

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