[ASan/Win] Hook some memory allocation functions; passes simple sanity test now

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@188278 91177308-0d34-0410-b5e6-96231b3b80d8
tsan/msan: add halt_on_error flag
If halt_on_error==true, program terminates after reporting first error.



git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@188279 91177308-0d34-0410-b5e6-96231b3b80d8