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| author | Nikita Popov <nikita.ppv@gmail.com> | 2021-01-03 21:10:00 +0100 |
|---|---|---|
| committer | Nikita Popov <nikita.ppv@gmail.com> | 2021-01-06 20:41:37 +0100 |
| commit | a6df39236fdc6e422f6794935e5e08e05f566e23 (patch) | |
| tree | f607fb530fd03b985290fdea2cd6face8d127a0a /llvm/lib/Bitcode/Reader/BitReader.cpp | |
| parent | 8f9da24fa7fffd52ccc2c66e3e2c1e7e87ed0336 (diff) | |
| download | llvm-a6df39236fdc6e422f6794935e5e08e05f566e23.zip llvm-a6df39236fdc6e422f6794935e5e08e05f566e23.tar.gz llvm-a6df39236fdc6e422f6794935e5e08e05f566e23.tar.bz2 | |
[InstSimplify] Fold out-of-bounds shift to poison
Make InstSimplify return poison rather than undef for out-of-bounds
shifts, as specified by LandRef:
> If op2 is (statically or dynamically) equal to or larger than the
> number of bits in op1, this instruction returns a poison value.
Differential Revision: https://reviews.llvm.org/D93998
Diffstat (limited to 'llvm/lib/Bitcode/Reader/BitReader.cpp')
0 files changed, 0 insertions, 0 deletions