1 files changed, 87 insertions, 0 deletions
diff --git a/deps/jemalloc/test/integration/thread_tcache_enabled.c b/deps/jemalloc/test/integration/thread_tcache_enabled.c
new file mode 100644
index 000000000..95c9acc13
--- /dev/null
+++ b/deps/jemalloc/test/integration/thread_tcache_enabled.c
@@ -0,0 +1,87 @@
+#include "test/jemalloc_test.h"
+
+void *
+thd_start(void *arg) {
+	bool e0, e1;
+	size_t sz = sizeof(bool);
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz, NULL,
+	    0), 0, "Unexpected mallctl failure");
+
+	if (e0) {
+		e1 = false;
+		assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+		    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+		assert_true(e0, "tcache should be enabled");
+	}
+
+	e1 = true;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_false(e0, "tcache should be disabled");
+
+	e1 = true;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_true(e0, "tcache should be enabled");
+
+	e1 = false;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_true(e0, "tcache should be enabled");
+
+	e1 = false;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_false(e0, "tcache should be disabled");
+
+	free(malloc(1));
+	e1 = true;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_false(e0, "tcache should be disabled");
+
+	free(malloc(1));
+	e1 = true;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_true(e0, "tcache should be enabled");
+
+	free(malloc(1));
+	e1 = false;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_true(e0, "tcache should be enabled");
+
+	free(malloc(1));
+	e1 = false;
+	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
+	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
+	assert_false(e0, "tcache should be disabled");
+
+	free(malloc(1));
+	return NULL;
+}
+
+TEST_BEGIN(test_main_thread) {
+	thd_start(NULL);
+}
+TEST_END
+
+TEST_BEGIN(test_subthread) {
+	thd_t thd;
+
+	thd_create(&thd, thd_start, NULL);
+	thd_join(thd, NULL);
+}
+TEST_END
+
+int
+main(void) {
+	/* Run tests multiple times to check for bad interactions. */
+	return test(
+	    test_main_thread,
+	    test_subthread,
+	    test_main_thread,
+	    test_subthread,
+	    test_main_thread);
+}