1 files changed, 69 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.threads/fork-plus-threads.exp b/gdb/testsuite/gdb.threads/fork-plus-threads.exp
new file mode 100644
index 0000000..53d1102
--- /dev/null
+++ b/gdb/testsuite/gdb.threads/fork-plus-threads.exp
@@ -0,0 +1,69 @@
+# 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/>.
+
+# This test verifies that threads created by the child fork are
+# properly handled.  Specifically, GDB used to have a bug where it
+# would leave child fork threads stuck stopped, even though "info
+# threads" would show them running.
+#
+# See https://sourceware.org/bugzilla/show_bug.cgi?id=18600
+
+standard_testfile
+
+proc do_test { detach_on_fork } {
+    global GDBFLAGS
+    global srcfile testfile
+    global gdb_prompt
+
+    set saved_gdbflags $GDBFLAGS
+    set GDBFLAGS [concat $GDBFLAGS " -ex \"set non-stop on\""]
+
+    if {[prepare_for_testing "failed to prepare" \
+	     $testfile $srcfile {debug pthreads}] == -1} {
+	set GDBFLAGS $saved_gdbflags
+	return -1
+    }
+
+    set GDBFLAGS $saved_gdbflags
+
+    if ![runto_main] then {
+	fail "Can't run to main"
+	return 0
+    }
+
+    gdb_test_no_output "set detach-on-fork $detach_on_fork"
+    set test "continue &"
+    gdb_test_multiple $test $test {
+	-re "$gdb_prompt " {
+	    pass $test
+	}
+    }
+
+    set test "inferior 1 exited"
+    gdb_test_multiple "" $test {
+	-re "Inferior 1 \(\[^\r\n\]+\) exited normally" {
+	    pass $test
+	}
+    }
+
+    gdb_test "info threads" "No threads\." \
+	"no threads left"
+}
+
+foreach detach_on_fork {"on" "off"} {
+    with_test_prefix "detach-on-fork=$detach_on_fork" {
+	do_test $detach_on_fork
+    }
+}