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| author | Adrian Prantl <aprantl@apple.com> | 2022-01-25 13:29:22 -0800 |
|---|---|---|
| committer | Adrian Prantl <aprantl@apple.com> | 2022-01-26 10:57:11 -0800 |
| commit | 216002c4bb708e6d6fd1895c8ea636470961f824 (patch) | |
| tree | a951ec1e086486f4db4d2cc641e507bbde08b1bc /clang/lib/FrontendTool/ExecuteCompilerInvocation.cpp | |
| parent | e6564f39c787d6aa06ad5573e55db3439ed3a263 (diff) | |
| download | llvm-216002c4bb708e6d6fd1895c8ea636470961f824.zip llvm-216002c4bb708e6d6fd1895c8ea636470961f824.tar.gz llvm-216002c4bb708e6d6fd1895c8ea636470961f824.tar.bz2 | |
Fix UB in DwarfExpression::emitLegacyZExt()
A shift-left > 63 triggers a UBSAN failure. This patch kicks the can
down the road (to the consumer) by emitting a more compact
representation of the shift computation in DWARF expressions.
Differential Revision: https://reviews.llvm.org/D118183
Diffstat (limited to 'clang/lib/FrontendTool/ExecuteCompilerInvocation.cpp')
0 files changed, 0 insertions, 0 deletions