add memmem regression test

diff --git a/src/regression/memmem-oob-read.c b/src/regression/memmem-oob-read.c
new file mode 100644 (file)
index 0000000..0694bfe
--- /dev/null
+++ b/src/regression/memmem-oob-read.c
@@ -0,0 +1,17 @@
+// commit cef0f289f666b6c963bfd11537a6d80916ff889e 2014-06-19
+// memmem should not access oob data
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+#include <string.h>
+#include "test.h"
+
+int main(void)
+{
+       const unsigned char haystack[] = { 0,0,0,0,0,0,0,1,2 };
+       const unsigned char needle[] =   { 0,0,0,0,0,0,0,1,3 };
+       unsigned char *p = memmem(haystack, 8, needle, 8);
+       if (!p)
+               t_error("memmem(A,8,A,8) returned 0, want A\n");
+       return t_status;
+}