Fix typo

From-SVN: r232675

gcc/configure

@@ -26654,7 +26654,6 @@ if test $gcc_cv_as_aix_ref = yes; then
 $as_echo "#define HAVE_AS_REF 1" >>confdefs.h
 
 fi
-	;;
 
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for AIX DWARF location lists section support" >&5
 $as_echo_n "checking assembler for AIX DWARF location lists section support... " >&6; }

gcc/configure.ac

@@ -4406,7 +4406,6 @@ LCF0:
 	  ],,
 	  [AC_DEFINE(HAVE_AS_REF, 1,
 	    [Define if your assembler supports .ref])])
-	;;
 
 	gcc_GAS_CHECK_FEATURE([AIX DWARF location lists section support],
 	  gcc_cv_as_aix_dwloc, [2,21,0],,