2011-06-09  Yao Qi  <yao@codesourcery.com>

	gdb/testsuite/
	* gdb.base/savedregs.c (catcher): Add an invalid instruction
	to trigger SIGILL.
	(main): Install catcher for signal SIGILL.
	* gdb.base/savedregs.exp (process_saved_regs): Handle SIGILL.

diff --git a/gdb/testsuite/gdb.base/savedregs.c b/gdb/testsuite/gdb.base/savedregs.c
index 9c4ce87..9af2c6c 100644
--- a/gdb/testsuite/gdb.base/savedregs.c
+++ b/gdb/testsuite/gdb.base/savedregs.c
@@ -45,11 +45,12 @@ catcher (int sig)
 static void
 thrower (void)
 {
-  *(char *)0 = 0;
+  /* Assume 0xffff is an invalid instruction on all ports.  */
+  asm (".word 0xffff");
 }
 
 main ()
 {
-  signal (SIGSEGV, catcher);
+  signal (SIGILL, catcher);
   thrower ();
 }
diff --git a/gdb/testsuite/gdb.base/savedregs.exp b/gdb/testsuite/gdb.base/savedregs.exp
index 6434512..5d9634e 100644
--- a/gdb/testsuite/gdb.base/savedregs.exp
+++ b/gdb/testsuite/gdb.base/savedregs.exp
@@ -142,7 +142,7 @@ process_saved_regs thrower { main } { }
 
 # Continue to the signal catcher, check main's saved-reg info, capture
 # catcher's saved-reg info.
-gdb_test "handle SIGSEGV pass print nostop"
+gdb_test "handle SIGILL pass print nostop"
 gdb_test "advance catcher" "catcher .* at .*"
 process_saved_regs catcher { sigtramp thrower } { main }