3 files changed, 92 insertions, 0 deletions
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 53598d6..535a540 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2015-07-24  Pedro Alves  <palves@redhat.com>
+
+	PR gdb/18717
+	* gdb.threads/non-ldr-exit.c: New file.
+	* gdb.threads/non-ldr-exit.exp: New file.
+
 2015-07-24  Yao Qi  <yao.qi@linaro.org>
 
 	* gdb.server/ext-wrapper.exp: Test --wrapper option when
diff --git a/gdb/testsuite/gdb.threads/non-ldr-exit.c b/gdb/testsuite/gdb.threads/non-ldr-exit.c
new file mode 100644
index 0000000..d419640
--- /dev/null
+++ b/gdb/testsuite/gdb.threads/non-ldr-exit.c
@@ -0,0 +1,41 @@
+/* Clean exit of the thread group leader should not break GDB.
+
+   Copyright 2015 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/>.  */
+
+#include <pthread.h>
+#include <assert.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+static void *
+start (void *arg)
+{
+  exit (0);  /* break-here */
+  return arg;
+}
+
+int
+main (void)
+{
+  pthread_t thread;
+  int i;
+
+  i = pthread_create (&thread, NULL, start, NULL);
+  assert (i == 0);
+  i = pthread_join (thread, NULL);
+  abort ();
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.threads/non-ldr-exit.exp b/gdb/testsuite/gdb.threads/non-ldr-exit.exp
new file mode 100644
index 0000000..d014d3c
--- /dev/null
+++ b/gdb/testsuite/gdb.threads/non-ldr-exit.exp
@@ -0,0 +1,45 @@
+# Copyright (C) 2015 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/>.
+
+# Exit of the thread group leader should not break GDB.
+
+standard_testfile
+set executable ${testfile}
+
+if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug pthreads}] == -1} {
+    return -1
+}
+
+if ![runto_main] {
+    fail "Can't run to main"
+    return -1
+}
+
+gdb_breakpoint [gdb_get_line_number "break-here"]
+gdb_continue_to_breakpoint "break-here" ".* break-here .*"
+
+# Now lock all threads but the one that calls exit.
+gdb_test_no_output "set scheduler-locking on"
+
+set test "program exits normally"
+gdb_test_multiple "continue" $test {
+    -re "exited normally.*$gdb_prompt " {
+	pass $test
+    }
+    -re "No unwaited-for children left.*$gdb_prompt " {
+	setup_kfail "gdb/18717" "*-*-linux*"
+	fail $test
+    }
+}