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| author | Slava Zakharin <szakharin@nvidia.com> | 2023-01-16 12:38:31 -0800 |
|---|---|---|
| committer | Slava Zakharin <szakharin@nvidia.com> | 2023-01-16 12:38:31 -0800 |
| commit | b3d8639f3536a4876b511aca9fb7948ff9266cee (patch) | |
| tree | 97a0412f5f10c1d92bcf1f0444526937130a3e3e /llvm/lib/Bitcode/Reader/BitcodeReader.cpp | |
| parent | 37c750a5fd13ebecf143a7c918aa981fc4ce3e3d (diff) | |
[mlir][llvmir] Fixed MDNode uniquing during TBAA translation.
In the process of creating the MDNodes for the TBAA tag operations
we used to produce incomplete MDNodes like:
```
@__tbaa::@tbaa_tag_4 => !{!null, !null, i64 0}
@__tbaa::@tbaa_tag_7 => !{!null, !null, i64 0}
```
This caused the two tags to map to the same incomplete MDNode due to uniquing.
To prevent this, we have to use temporary MDNodes instead of !null's.
Reviewed By: ftynse
Differential Revision: https://reviews.llvm.org/D141726
Diffstat (limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')
0 files changed, 0 insertions, 0 deletions