1 files changed, 31 insertions, 0 deletions
diff --git a/gmon/tst-mcleanup.c b/gmon/tst-mcleanup.c
new file mode 100644
index 0000000000..b259653ec8
--- /dev/null
+++ b/gmon/tst-mcleanup.c
@@ -0,0 +1,31 @@
+/* Test program for repeated invocation of _mcleanup
+   Copyright The GNU Toolchain Authors.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+/* Intentionally calls _mcleanup() twice: once manually, it will be
+   called again as an atexit handler. This is incorrect use of the API,
+   but the point of the test is to make sure we don't crash when the
+   API is misused in this way. */
+
+#include <sys/gmon.h>
+
+int
+main (void)
+{
+  _mcleanup();
+  return 0;
+}