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[X86] Add test for PR39926; NFC
authorNikita Popov <nikita.ppv@gmail.com>
Sun, 9 Dec 2018 12:02:56 +0000 (12:02 +0000)
committerNikita Popov <nikita.ppv@gmail.com>
Sun, 9 Dec 2018 12:02:56 +0000 (12:02 +0000)
commit3192449412e5ef931ff9a7156f6acbb8e6cb5b32
tree95d1e4d5bb7ed766b23a1668cd50e088ff542452tree | snapshot
parent60b88127c5a1c9e5ec6509c8c3bdfaf6e599822ecommit | diff
[X86] Add test for PR39926; NFC

The test file shows a case where the avoid store forwarding block
pass misses to copy a range (-1..1) when the load displacement
changes sign.

Baseline test for D55485.

llvm-svn: 348712
llvm/test/CodeGen/X86/pr39926.ll [new file with mode: 0644] blob
Domain: System / Toolchain;