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| author | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2013-02-14 12:18:32 +0000 |
|---|---|---|
| committer | Evgeniy Stepanov <eugeni.stepanov@gmail.com> | 2013-02-14 12:18:32 +0000 |
| commit | 79e8429e41c98d42e9e4d13de8276b8de24ddc83 (patch) | |
| tree | 1f09cc5960c5266ea1bd742c61df2561c3d1e885 /lib | |
| parent | 58842c4ba1d2e56e09861a1f680002b64927e4d1 (diff) | |
| download | external_llvm-79e8429e41c98d42e9e4d13de8276b8de24ddc83.zip external_llvm-79e8429e41c98d42e9e4d13de8276b8de24ddc83.tar.gz external_llvm-79e8429e41c98d42e9e4d13de8276b8de24ddc83.tar.bz2 | |
Workaround an MSan false positive.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175156 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Support/Unix/Process.inc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Support/Unix/Process.inc b/lib/Support/Unix/Process.inc index 1335b78..9a4454f 100644 --- a/lib/Support/Unix/Process.inc +++ b/lib/Support/Unix/Process.inc @@ -224,6 +224,8 @@ static unsigned getColumns(int FileID) { #if defined(HAVE_SYS_IOCTL_H) && defined(HAVE_TERMIOS_H) // Try to determine the width of the terminal. struct winsize ws; + // Zero-fill ws to avoid a false positive from MemorySanitizer. + memset(&ws, 0, sizeof(ws)); if (ioctl(FileID, TIOCGWINSZ, &ws) == 0) Columns = ws.ws_col; #endif |