[gfortran] Make gfortran pass g77 test f90-intrinsic-bit.f90

[Tobias Schlüter]

Tobias Schlüter wrote:
> !       /* We convert the first argument to at least 4 bytes, and
> ! 	 convert back afterwards.  This removes the need for library
> ! 	 functions for all argument sizes, and function will be
> ! 	 aligned to at least 32 bits, so there's no loss.  */
> !       if (expr->ts.kind < 4)

The comment should terminate: "... and function arguments will be aligned to
at least 32 bits, so there's no loss."

Sorry,
- Tobi