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[InstCombine] Add more tests for signed saturing math overflow; NFC
authorNikita Popov <nikita.ppv@gmail.com>
Mon, 8 Apr 2019 20:02:47 +0000 (20:02 +0000)
committerNikita Popov <nikita.ppv@gmail.com>
Mon, 8 Apr 2019 20:02:47 +0000 (20:02 +0000)
commit15abd74de7d6c552070f1ee51361d524c5d4d275
treefeffcb69010207d85dcb3eb7008530784abf73adtree | snapshot
parentfa8185c504e939774ca798ce74ee081d9cb934decommit | diff
[InstCombine] Add more tests for signed saturing math overflow; NFC

Overflow conditions for sadd.sat and ssub.sat which can be determined
based on constant ranges, but not necessarily known bits.

llvm-svn: 357938
llvm/test/Transforms/InstCombine/saturating-add-sub.ll diff | blob | history
Domain: System / Toolchain;