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* Revert "Temporarily Revert "Add basic loop fusion pass.""Eric Christopher2019-04-171-0/+17
| | | | | | | | The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
* Temporarily Revert "Add basic loop fusion pass."Eric Christopher2019-04-171-17/+0
| | | | | | | | As it's causing some bot failures (and per request from kbarton). This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda. llvm-svn: 358546
* [InstCombine] Don't fold select(C, Z, binop(select(C, X, Y), W)) -> ↵Craig Topper2018-02-141-0/+17
select(C, Z, binop(Y, W)) if the binop is rem or div. The select may have been preventing a division by zero or INT_MIN/-1 so removing it might not be safe. Fixes PR36362. Differential Revision: https://reviews.llvm.org/D43276 llvm-svn: 325148
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