re PR fortran/20879 (argument to ICHAR must have length one)

re PR fortran/20879 (argument to ICHAR must have length one)

2005-04-25  Paul Brook  <paul@codesourcery.com>
	Steven G. Kargl  <kargls@comcast.net>

	PR fortran/20879
	* check.c (gfc_check_ichar_iachar): New function.
	* instinsic.h (gfc_check_ichar_iachar): Add prototype.
	* intrinsic.c (add_functions): Use it.
	* primary.c (match_varspec, gfc_match_rvalue): Clear incorrect
	character expression lengths.

testsuite/
	* gfortran.dg/ichar_1.f90: New file.

Co-Authored-By: Steven G. Kargl <kargls@comcast.net>
From-SVN: r98686