Add tests for stdio.h

1 files changed, 18 insertions, 0 deletions

diff --git a/tests/test_fread_overwrite.c b/tests/test_fread_overwrite.c
new file mode 100644
index 0000000..2710d24
--- /dev/null
+++ b/tests/test_fread_overwrite.c
@@ -0,0 +1,18 @@
+#include <assert.h>
+
+#include "common.h"
+
+#include <stdio.h>
+
+int main(int argc, char** argv) {
+  char buffer[12] = {0};
+
+  assert(sizeof(buffer - 2) * 10 > sizeof(buffer));
+
+  CHK_FAIL_START
+  fread(buffer, sizeof(buffer) - 2, 10, NULL);
+  CHK_FAIL_END
+
+  puts(buffer);
+  return ret;
+}