[ASan/Win] Thread more library functions from the DLL thunk to the main module

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@209441 91177308-0d34-0410-b5e6-96231b3b80d8
[ASan/Win] Make sure the list of wrappers exported by the main module and imported by the DLL thunk always matches

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@209444 91177308-0d34-0410-b5e6-96231b3b80d8
[asan] relax the test for long double

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@209445 91177308-0d34-0410-b5e6-96231b3b80d8