+# Copyright 2014 Free Software Foundation, Inc.
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Test that GDB doesn't lose control when a breakpoint is set at the
+# same address as a dprintf.
+
+standard_testfile
+
+if [prepare_for_testing "failed to prepare" \
+ ${testfile} ${srcfile} {debug}] {
+ return -1
+}
+
+set dp_location [gdb_get_line_number "set dprintf here"]
+
+proc test { style } {
+ global gdb_prompt binfile dp_location
+
+ with_test_prefix "$style" {
+ clean_restart $binfile
+
+ if ![runto_main] {
+ fail "Can't run to main"
+ return -1
+ }
+
+ delete_breakpoints
+
+ gdb_test_no_output "set dprintf-style $style"
+
+ # Enable always-inserted so we can control the breakpoint
+ # insertion order.
+ gdb_test_no_output "set breakpoint always-inserted on"
+
+ set test "set dprintf"
+ gdb_test_multiple "dprintf $dp_location, \"y=%d\\n\", y" $test {
+ -re "cannot run dprintf commands.*$gdb_prompt $" {
+ unsupported $test
+ }
+ -re "Dprintf .* at .*$gdb_prompt $" {
+ pass $test
+ }
+ }
+
+ # In case of agent style, this should force the target to
+ # report the trap to GDB. IOW, GDB should remove the commands
+ # from the target-side breakpoint.
+ gdb_test "break $dp_location" ".*" "set breakpoint"
+
+ gdb_test "continue" "set dprintf here.*"
+ }
+}
+
+test "gdb"
+test "agent"