* trans-intrinsic.c (gfc_conv_intrinsic_aint): Fix whitespace.
	(gfc_conv_intrinsic_ishft): Only evaluate arguments once.
	(gfc_conv_intrinsic_ishftc): Only evaluate arguments once.
	* intrinsic.texi (RSHIFT): Fix documentation.

	* gfortran.dg/ishft_4.f90: New test.

From-SVN: r163792