[ASan] Properly disable strict init-order checking when pthread_create is called

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@185342 91177308-0d34-0410-b5e6-96231b3b80d8
[ASan] try to fix Windows build

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@185345 91177308-0d34-0410-b5e6-96231b3b80d8