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| author | Vitaly Buka <vitalybuka@google.com> | 2017-11-11 03:03:34 +0000 |
|---|---|---|
| committer | Vitaly Buka <vitalybuka@google.com> | 2017-11-11 03:03:34 +0000 |
| commit | 42df8011b906358522219a262e6fbd2e47e7a3d6 (patch) | |
| tree | 2f70f85562388ad87ffbc285013063ecd75c4846 /lib/msan/msan_interceptors.cc | |
| parent | 4eb81d264dde37f70252d16e7428945e8936699e (diff) | |
| download | compiler-rt-42df8011b906358522219a262e6fbd2e47e7a3d6.tar.gz | |
[msan] Fix signal chaining
Return internally stored handlers only if handlers is set to wrapper
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@317970 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/msan/msan_interceptors.cc')
| -rw-r--r-- | lib/msan/msan_interceptors.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/msan/msan_interceptors.cc b/lib/msan/msan_interceptors.cc index fd63d0765..43181fb9d 100644 --- a/lib/msan/msan_interceptors.cc +++ b/lib/msan/msan_interceptors.cc @@ -1301,7 +1301,7 @@ static int sigaction_impl(int signo, const __sanitizer_sigaction *act, res = REAL(sigaction)(signo, pnew_act, oldact); if (res == 0 && oldact) { uptr cb = (uptr)oldact->sigaction; - if (cb != __sanitizer::sig_ign && cb != __sanitizer::sig_dfl) { + if (cb == (uptr)SignalAction || cb == (uptr)SignalHandler) { oldact->sigaction = (decltype(oldact->sigaction))old_cb; } } |