[msan] mprotect() more memory to detect user code outside of application range.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@206028 91177308-0d34-0410-b5e6-96231b3b80d8
[tsan] Fix false positive on xdr*_create.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@206030 91177308-0d34-0410-b5e6-96231b3b80d8
[tsan] Fix output tests.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@206031 91177308-0d34-0410-b5e6-96231b3b80d8
tsan: ignore interceptors from symbolizer
ocassionally we see races coming from symbolizer interceptors (e.g. memcmp)
reproducible only only on large complex programs



git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@206034 91177308-0d34-0410-b5e6-96231b3b80d8
tsan: fix vector clocks
the new optimizations break when thread ids gets reused (clocks go backwards)
add the necessary tests as well



git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@206035 91177308-0d34-0410-b5e6-96231b3b80d8