* gcc.dg/charset/builtin1.c: Use dg-require-iconv "IBM1047".
	* gcc.dg/charset/asm1.c: Check for IBM1047 code set, not IBM-1047.
	* gcc.dg/charset/asm2.c: Likewise.
	* gcc.dg/charset/asm3.c: Likewise.
	* gcc.dg/charset/asm4.c: Likewise.
	* gcc.dg/charset/asm5.c: Likewise.
	* gcc.dg/charset/asm6.c: Likewise.
	* gcc.dg/charset/attribute1.c: Likewise.
	* gcc.dg/charset/attribute2.c: Likewise.
	* gcc.dg/charset/builtin1.c: Likewise.
	* gcc.dg/charset/extern.c: Likewise.
	* gcc.dg/charset/function.c: Likewise.
	* gcc.dg/charset/string.c: Likewise.
	* gcc.dg/charset/charset.exp:Likewise.

From-SVN: r95385