Dan Gohman ed2b005842 Tweak IVUsers' concept of "interesting" to exclude add recurrences ...

where the step value is an induction variable from an outer loop, to
avoid trouble trying to re-expand such expressions. This effectively
hides such expressions from indvars and lsr, which prevents them
from getting into trouble.

llvm-svn: 111317

2010-08-17 22:50:37 +00:00

8.7 KiB

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