* gcc.dg/Wnested-externs-1.c, gcc.dg/decl-7.c, gcc.dg/decl-8.c,
	gcc.dg/if-empty-1.c, gcc.dg/init-bad-1.c, gcc.dg/init-bad-2.c,
	gcc.dg/init-bad-3.c, gcc.dg/parm-mismatch-1.c: New tests.

From-SVN: r91465