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Regex: Add isValid() with no parameter

Authored by jankratochvil on Aug 20 2019, 9:05 AM.

Description

Regex: Add isValid() with no parameter

There will be some performance (only a little) improvement for LLDB's
RegularExpression::Execute.

Differential Revision: https://reviews.llvm.org/D66463

llvm-svn: 369396

Details

Committed
jankratochvilAug 20 2019, 9:05 AM
Differential Revision
D66463: Regex: +isValid() with no parameter
Parents
rGbe699bf38995: [CodeGen] Add a pass to do block predication on SSA machine IR.
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