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2 Commits

Author SHA1 Message Date
Evgeny Stupachenko cb6d1820b8 Fix PR33514 
Summary:
The bug was uncovered after fix of  PR23384 (part 3 of 3).
The patch restricts pointer multiplication in SCEV computaion for ICmpZero.

Reviewers: qcolombet

Differential Revision: http://reviews.llvm.org/D36170

From: Evgeny Stupachenko <evstupac@gmail.com>
                         <evgeny.v.stupachenko@intel.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@310092 91177308-0d34-0410-b5e6-96231b3b80d8
 2017-08-04 18:46:13 +00:00
David Majnemer 84ad430763 [LoopStrengthReduce] Don't hoist into a catchswitch 
We try to hoist the insertion point as high as possible to encourage
sharing.  However, we must be careful not to hoist into a catchswitch as
it is both an EHPad and a terminator.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@264344 91177308-0d34-0410-b5e6-96231b3b80d8
 2016-03-24 21:40:22 +00:00