tsan: start the background thread with signals blocked, otherwise it can steal users signals



git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193519 91177308-0d34-0410-b5e6-96231b3b80d8
asan/msan: separate different report blocks with new lines

this makes the reports consistent with tsan, and much more readable.



git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193520 91177308-0d34-0410-b5e6-96231b3b80d8
[Sanitizer] Revert r193501 and properly fix r193448

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193522 91177308-0d34-0410-b5e6-96231b3b80d8
[msan] Fix a typo and enable poison_in_free flag.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193529 91177308-0d34-0410-b5e6-96231b3b80d8
[msan] Intercept shmat.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193581 91177308-0d34-0410-b5e6-96231b3b80d8
[Sanitizer] Simplify StackTrace::PrintStack interface: prefer common flags to turn on/off the symbolization

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193587 91177308-0d34-0410-b5e6-96231b3b80d8
tsan/asan: support pthread_setname_np to set thread names



git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193602 91177308-0d34-0410-b5e6-96231b3b80d8
[asan] increase the max malloc size from 8Gb to 64Gb

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193615 91177308-0d34-0410-b5e6-96231b3b80d8
[sanitizer] Ptrace syscall handler.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193633 91177308-0d34-0410-b5e6-96231b3b80d8
[sanitizer] Fix build warnings.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193634 91177308-0d34-0410-b5e6-96231b3b80d8
[asan] Fix build.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193635 91177308-0d34-0410-b5e6-96231b3b80d8
[tsan] Fix unused variable warnings.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193639 91177308-0d34-0410-b5e6-96231b3b80d8
[msandr] Add support for standalone test.

Add macro MSANDR_STANDALONE_TEST for standalone test without msan executables.

Patch by Qin Zhao.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193643 91177308-0d34-0410-b5e6-96231b3b80d8
[sanitizer] Intercept sincos, remquo, lgamma, lgamma_r.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193645 91177308-0d34-0410-b5e6-96231b3b80d8
[asan] Maybe fix test failures on lld bots.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193647 91177308-0d34-0410-b5e6-96231b3b80d8
[msandr] Remove use of std::set in msandr client to avoid reentrancy issues.

Patch by Qin Zhao.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193654 91177308-0d34-0410-b5e6-96231b3b80d8
[sanitizer] Intercept drand48_r, lrand48_r.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193655 91177308-0d34-0410-b5e6-96231b3b80d8
[santiizer] Disable sincos interceptor in OSX.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193667 91177308-0d34-0410-b5e6-96231b3b80d8
[asan] Fix syscall hooks build on Android.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193670 91177308-0d34-0410-b5e6-96231b3b80d8
[Sanitizer] Use SpinMutex for Symbolizer initialization (per dvyukov's suggestion)

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193697 91177308-0d34-0410-b5e6-96231b3b80d8