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Commit ff7652e7 authored by Roman Lebedev's avatar Roman Lebedev
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[NFC][InstCombine] More tests for (x >> y) << y -> x & (-1 << y) fold. 

Followup for rL334347.
The fold is also valid for ashr.
https://rise4fun.com/Alive/0HF

https://bugs.llvm.org/show_bug.cgi?id=37603
https://reviews.llvm.org/D46760#1123713
https://rise4fun.com/Alive/cplX

llvm-svn: 334349
parent 18775fc9
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