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| author | Amir Ayupov <aaupov@fb.com> | 2022-02-22 22:54:15 -0800 |
|---|---|---|
| committer | Amir Ayupov <aaupov@fb.com> | 2022-02-23 16:02:49 -0800 |
| commit | 454c149898d37b8e227f0d0347f7abd7ecc715e0 (patch) | |
| tree | e765ce24327263570539d6f292008c8d56b0f6d4 /clang/lib/Frontend/InitPreprocessor.cpp | |
| parent | d7105e76319c992fcbcf4e5e174c06534b061fb7 (diff) | |
| download | llvm-454c149898d37b8e227f0d0347f7abd7ecc715e0.zip llvm-454c149898d37b8e227f0d0347f7abd7ecc715e0.tar.gz llvm-454c149898d37b8e227f0d0347f7abd7ecc715e0.tar.bz2 | |
[BOLT][NFC] Fix undefined behavior in encodeAnnotationImm
Fix UBSan-reported issue in MCPlusBuilder::encodeAnnotationImm (left shift of a
negative value).
Test Plan:
```
ninja check-bolt
...
PASS: BOLT-Unit :: Core/./CoreTests/AArch64/MCPlusBuilderTester.Annotation/0 (1 of 140)
PASS: BOLT-Unit :: Core/./CoreTests/X86/MCPlusBuilderTester.Annotation/0 (131 of 134)
```
Reviewed By: maksfb, yota9
Differential Revision: https://reviews.llvm.org/D120260
Diffstat (limited to 'clang/lib/Frontend/InitPreprocessor.cpp')
0 files changed, 0 insertions, 0 deletions