summaryrefslogtreecommitdiff
path: root/test-suite/standalone/test-smob-mark-race.c
diff options
context:
space:
mode:
Diffstat (limited to 'test-suite/standalone/test-smob-mark-race.c')
-rw-r--r--test-suite/standalone/test-smob-mark-race.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/test-suite/standalone/test-smob-mark-race.c b/test-suite/standalone/test-smob-mark-race.c
new file mode 100644
index 000000000..31aba8c30
--- /dev/null
+++ b/test-suite/standalone/test-smob-mark-race.c
@@ -0,0 +1,66 @@
+/* Copyright 2016
+ Free Software Foundation, Inc.
+
+ This file is part of Guile.
+
+ Guile 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 3 of the License, or
+ (at your option) any later version.
+
+ Guile 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 Guile. If not, see
+ <https://www.gnu.org/licenses/>. */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#undef NDEBUG
+
+#include <libguile.h>
+#include <assert.h>
+
+static SCM
+mark_smob (SCM smob)
+{
+ assert (SCM_SMOB_DATA (smob) == 1);
+ return SCM_BOOL_F;
+}
+
+static size_t
+finalize_smob (SCM smob)
+{
+ assert (SCM_SMOB_DATA (smob) == 1);
+ SCM_SET_SMOB_DATA (smob, 0);
+ /* Allocate a bit in the hopes of triggering a new GC, making the
+ marker race with the finalizer. */
+ scm_cons (SCM_BOOL_F, SCM_BOOL_F);
+ return 0;
+}
+
+static void
+tests (void *data, int argc, char **argv)
+{
+ scm_t_bits tc16;
+ int i;
+
+ tc16 = scm_make_smob_type ("smob with finalizer", 0);
+ scm_set_smob_mark (tc16, mark_smob);
+ scm_set_smob_free (tc16, finalize_smob);
+
+ for (i = 0; i < 1000 * 1000; i++)
+ scm_new_smob (tc16, 1);
+}
+
+int
+main (int argc, char *argv[])
+{
+ scm_boot_guile (argc, argv, tests, NULL);
+ return 0;
+}