Silence 'warning C4305: 'initializing': truncation from 'double' to 'float'' with MSVC 19.16.27021.1 (VS2017 15.9.12)
Silence 'warning C4305: 'initializing': truncation from 'double' to 'float'' with MSVC 19.16.27021.1 (VS2017 15.9.12)

git-svn-id: 4c4cc70b1ef44ba2b7963015e681894188cea27e@362437 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-lldb,llvm-mirror/lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb,llvm-mirror/lldb,llvm-mirror/lldb,apple/swift-lldb,llvm-mirror/lldb,apple/swift-lldb,apple/swift-lldb