asm1.c: Check for IBM1047 code set, not IBM-1047.

asm1.c: Check for IBM1047 code set, not IBM-1047.

	* g++.dg/charset/asm1.c: Check for IBM1047 code set, not IBM-1047.
	* g++.dg/charset/asm2.c: Likewise.
	* g++.dg/charset/asm3.c: Likewise.
	* g++.dg/charset/asm4.c: Likewise.
	* g++.dg/charset/asm5.c: Likewise.
	* g++.dg/charset/attribute1.c: Likewise.
	* g++.dg/charset/attribute2.c: Likewise.
	* g++.dg/charset/extern1.cc: Likewise.
	* g++.dg/charset/extern2.cc: Likewise.
	* g++.dg/charset/extern3.cc: Likewise.
	* g++.dg/charset/function.cc: Likewise.
	* g++.dg/charset/string.c: Likewise.
	* g++.dg/charset/charset.exp: Likewise.
	* lib/target-supports.exp (check_iconv_available): Fix comment.

From-SVN: r95388