Change -Wfloating-point-conversion to -Wfloat-conversion.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207037 91177308-0d34-0410-b5e6-96231b3b80d8
Suppress unused variable warning

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207039 91177308-0d34-0410-b5e6-96231b3b80d8
Fix another leak in ParseMicrosoftAsmStatement(), found by LSan.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@207040 91177308-0d34-0410-b5e6-96231b3b80d8