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| author | Florian Hahn <flo@fhahn.com> | 2019-01-15 11:18:21 +0000 |
|---|---|---|
| committer | Florian Hahn <flo@fhahn.com> | 2019-01-15 11:18:21 +0000 |
| commit | 4094f34f78d2826d672c13b58929ce90171f9c8d (patch) | |
| tree | 22f8cf20a7911672f95876e8e84c03422137e01b /llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp | |
| parent | b20f993df887ee5f478a4eedd349e41f0a305d1a (diff) | |
| download | bcm5719-llvm-4094f34f78d2826d672c13b58929ce90171f9c8d.tar.gz bcm5719-llvm-4094f34f78d2826d672c13b58929ce90171f9c8d.zip | |
[InstCombine] Don't undo 0 - (X * Y) canonicalization when combining subs.
Otherwise instcombine gets stuck in a cycle. The canonicalization was
added in D55961.
This patch fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12400
llvm-svn: 351187
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp')
0 files changed, 0 insertions, 0 deletions
