Merge GDB 7.5.1

sim/testsuite/sim/cris/c/sig8.c

 /* Check that TRT happens for an ignored catchable signal, single thread.
 #xerror:
 #output: Unimplemented signal: 14\n
-#output: program stopped with signal 4.\n
+#output: program stopped with signal 4 (*).\n
 
    Sure, it'd probably be better to support signals in single-thread too,
    but that's on an as-need basis, and I don't have a need for it yet.  */
 
 #include <stdlib.h>
 #include <stdio.h>
 #include <sys/types.h>
 #include <signal.h>
 int main (void)
 {
   signal (SIGALRM, SIG_IGN);
   kill (getpid (), SIGALRM);
   printf ("xyzzy\n");
   exit (0);
 }