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-rw-r--r--posix/runtests.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/posix/runtests.c b/posix/runtests.c
index 2a5ef6c820..ea1efb6bf1 100644
--- a/posix/runtests.c
+++ b/posix/runtests.c
@@ -71,6 +71,9 @@ run_a_test (int id, const struct a_test * t)
 	      puts (" OK.");
 	      return 0;
 	    }
+	  if (last_pattern)
+	    regfree (&r);
+	  last_pattern = NULL;
 	  regerror (err, &r, errmsg, 100);
 	  printf ("test %d\n", id);
 	  puts (errmsg);