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[UBSan] Improve bufferization of UBSan error reports.

Authored by samsonov on Mar 10 2016, 3:18 PM.



Use InternalScopedString more extensively. This reduces the number of
write() syscalls, and reduces the chance that UBSan output will be
mixed with program output.

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samsonov updated this revision to Diff 50365.Mar 10 2016, 3:18 PM
samsonov retitled this revision from to [UBSan] Improve bufferization of UBSan error reports..
samsonov updated this object.
samsonov added a reviewer: vitalybuka.
samsonov added subscribers: llvm-commits, kcc.
vitalybuka accepted this revision.Mar 10 2016, 4:37 PM
vitalybuka edited edge metadata.
This revision is now accepted and ready to land.Mar 10 2016, 4:37 PM
This revision was automatically updated to reflect the committed changes.