Fix regexp.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@106429 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/testsuite/gcc.dg/delay-slot-1.c

 /* { dg-do compile } */
 /* { dg-options "-O2" } */
-/* { dg-options "-O2 -mabi=64" { target mips-*-linux } } */
+/* { dg-options "-O2 -mabi=64" { target mips-*-linux-* } } */
 
 struct offset_v1 {
     int k_uniqueness;