1 files changed, 23 insertions, 0 deletions
diff --git a/regress/lib/libc/vis/vis_test.c b/regress/lib/libc/vis/vis_test.c
new file mode 100644
index 00000000000..40e5d9f5032
--- /dev/null
+++ b/regress/lib/libc/vis/vis_test.c
@@ -0,0 +1,23 @@
+/*	$OpenBSD */
+
+/* Public domain. 2005, Otto Moerbeek */
+
+#include <limits.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <vis.h>
+
+int
+main()
+{
+	char inp[UCHAR_MAX + 1];
+	char out[4 * UCHAR_MAX + 1];
+	int i;
+
+	for (i = 0; i <= UCHAR_MAX; i++) {
+		inp[i] = i;
+	}
+	strvisx(out, inp, UCHAR_MAX + 1, 0);
+	printf("%s\n", out);
+	exit(0);
+}