regression: malloc oom errno test

[libc-test] / src / regression / malloc-oom.c

diff --git a/src/regression/malloc-oom.c b/src/regression/malloc-oom.c
new file mode 100644 (file)
index 0000000..4e40ccd
--- /dev/null
+++ b/src/regression/malloc-oom.c
@@ -0,0 +1,19 @@
+// malloc should set errno on oom
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include "test.h"
+
+int main(void)
+{
+       if (t_vmfill(0,0,0) < 0)
+               t_error("vmfill failed: %s\n", strerror(errno));
+
+       errno = 0;
+       if (malloc(50000))
+               t_error("malloc was successful\n");
+       if (errno != ENOMEM)
+               t_error("expected ENOMEM, got %s\n", strerror(errno));
+
+       return t_status;
+}