[asan] fix the wrong __WORDSIZE definition on Win x64, add ASAN_INTERFACE_FUNCTION_ATTRIBUTE. Patch by timurrrr@google.com

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@149395 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed