2006-06-01  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/27715
	* arith.c:  Cast the characters from the strings to unsigned
	char to avoid values less than 0 for extended ASCII.

2006-06-01  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/27715
	* gfortran.dg/extended_char_comparison_1.f:  New test.

From-SVN: r114317