From 2fff59dc8674ad6689acc5080463eede4c5bb2ab Mon Sep 17 00:00:00 2001
From: Jon <jon.forums@gmail.com>
Date: Sun, 3 Jun 2012 10:04:51 -0400
Subject: Check mrb_open return value for NULL

---
 test/driver.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'test')

diff --git a/test/driver.c b/test/driver.c
index 4651d75fc..6b42d025b 100644
--- a/test/driver.c
+++ b/test/driver.c
@@ -36,6 +36,11 @@ main(void)
 
   /* new interpreter instance */
   mrb = mrb_open();
+  if (mrb == NULL) {
+    fprintf(stderr, "Invalid mrb_state, exiting test driver");
+    return EXIT_FAILURE;
+  }
+
   mrb_init_mrbtest(mrb);
   parser = mrb_parse_nstring(mrb, prog, strlen(prog));
 
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