[msan] Disable DynamoRio detection.

This code is not robust enough and triggers when simply linking with
libdynamorio.so, without any code translation at all. Disabling it is safe
(i.e. we may unpoison too much memory and see false negatives, but never false
positives).


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@197568 91177308-0d34-0410-b5e6-96231b3b80d8
[Sanitizers] Rename Symbolizer::SymbolizeCode to Symbolizer::SymbolizePC

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@197569 91177308-0d34-0410-b5e6-96231b3b80d8
[Sanitizer] Implement Symbolizer class on Windows

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@197571 91177308-0d34-0410-b5e6-96231b3b80d8
[Sanitizers] Fix CL compile-time warning in the symbolizer

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@197573 91177308-0d34-0410-b5e6-96231b3b80d8
[DFSan] New custom wrappers

Added the following custom wrappers:
  strstr
  strrchr
  memchr
  nanosleep
  socketpair

Tweaked a couple of existing wrappers: if a wrapper returns a pointers derived
from an input pointer, then return the label of the input pointer

Sorted tests invocation

Differential Revision: D2354

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@197601 91177308-0d34-0410-b5e6-96231b3b80d8
Fix -Werror compilation.

It was broken in r197601.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@197665 91177308-0d34-0410-b5e6-96231b3b80d8