fails:Thread::Backtrace::Location#path canonicalization returns a non-canonical path with symlinks, the same as __FILE__
windows:Thread::Backtrace::Location#path in a main script when the script is in the working directory when using an absolute script path returns an absolute path
windows:Thread::Backtrace::Location#path in a main script when the script is in a sub directory of the working directory when using a relative script path returns a path relative to the working directory
windows:Thread::Backtrace::Location#path in a main script when the script is in a sub directory of the working directory when using an absolute script path returns an absolute path
windows:Thread::Backtrace::Location#path in a main script when the script is outside of the working directory when using a relative script path returns a path relative to the working directory
windows:Thread::Backtrace::Location#path in a main script when the script is outside of the working directory when using an absolute path returns an absolute path
