* gdb.trace/collection.exp (run_trace_experiment): Make sure

"tstart" is silent.

gdb/testsuite/ChangeLog

@@ -1,3 +1,8 @@
+2010-03-29  Pedro Alves  <pedro@codesourcery.com>
+
+	* gdb.trace/collection.exp (run_trace_experiment): Make sure
+	"tstart" is silent.
+
 2010-03-29  Pedro Alves  <pedro@codesourcery.com>
 
 	* gdb.trace/collection.exp (executable): New.

gdb/testsuite/gdb.trace/collection.exp

@@ -93,13 +93,19 @@ proc prepare_for_trace_test {} {
 }
 
 proc run_trace_experiment { msg test_func } {
+    global gdb_prompt
+
     gdb_test "continue" \
 	".*Breakpoint \[0-9\]+, begin .*" \
 	"collect $msg: advance to begin"
 
-    gdb_test "tstart" \
-	    "\[\r\n\]+" \
-	    "collect $msg: start trace experiment"
+    set test "collect $msg: start trace experiment"
+    gdb_test_multiple "tstart" "$test" {
+	-re "^tstart\r\n$gdb_prompt $" {
+	    pass "$test"
+	}
+    }
+
     gdb_test "continue" \
 	    "Continuing.*Breakpoint \[0-9\]+, end.*" \
 	    "collect $msg: run trace experiment"