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| author | Kate Stone <katherine.stone@apple.com> | 2016-01-06 00:33:07 +0000 |
|---|---|---|
| committer | Kate Stone <katherine.stone@apple.com> | 2016-01-06 00:33:07 +0000 |
| commit | 0167e064f3ae2956ca04511fe19344a30a9141c7 (patch) | |
| tree | 8209630e80df928830ebb40a6ef4d8b60699f04d /llvm/lib/CodeGen/MachineCSE.cpp | |
| parent | 03f483353c768409e8ef4d19c5536bb7bcd3c1d7 (diff) | |
| download | llvm-0167e064f3ae2956ca04511fe19344a30a9141c7.zip llvm-0167e064f3ae2956ca04511fe19344a30a9141c7.tar.gz llvm-0167e064f3ae2956ca04511fe19344a30a9141c7.tar.bz2 | |
Addresses an unsigned underflow situation that can occur when dumping an empty command history.
One example where this occurs in practice is starting the Swift REPL and typing ":command history" since REPL commands aren't stored in the LLDB command prompt history.
llvm-svn: 256888
Diffstat (limited to 'llvm/lib/CodeGen/MachineCSE.cpp')
0 files changed, 0 insertions, 0 deletions