string_intrinsics.c (compare_string): Use memcmp instead of strncmp to avoid tripping over CHAR(0) in a string.

2006-05-28  Thomas Koenig  <Thomas.Koenig@online.de>

	* intrinsics/string_intrinsics.c (compare_string):
	Use memcmp instead of strncmp to avoid tripping over
	CHAR(0) in a string.

2006-05-28  Thomas Koenig  <Thomas.Koenig@online.de>

	* gfortran.dg/string_null_compare_1.f:  New test case.

From-SVN: r114175