From f567ea1e2798fd3156a416e61f083ea3e6b95719 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Wed, 12 Oct 2022 13:26:36 -0500
Subject: add pixman and libpng

---
 libs/pixman-0.40.0/test/infinite-loop.c | 39 +++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 libs/pixman-0.40.0/test/infinite-loop.c

(limited to 'libs/pixman-0.40.0/test/infinite-loop.c')

diff --git a/libs/pixman-0.40.0/test/infinite-loop.c b/libs/pixman-0.40.0/test/infinite-loop.c
new file mode 100644
index 0000000..02addaa
--- /dev/null
+++ b/libs/pixman-0.40.0/test/infinite-loop.c
@@ -0,0 +1,39 @@
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "utils.h"
+
+int
+main (int argc, char **argv)
+{
+#define SRC_WIDTH 16
+#define SRC_HEIGHT 12
+#define DST_WIDTH 7
+#define DST_HEIGHT 2
+
+    static const pixman_transform_t transform = {
+	{ { 0x200017bd, 0x00000000, 0x000e6465 },
+	  { 0x00000000, 0x000a42fd, 0x000e6465 },
+	  { 0x00000000, 0x00000000, 0x00010000 },
+	}
+    };
+    pixman_image_t *src, *dest;
+
+    src = pixman_image_create_bits (
+	PIXMAN_a8r8g8b8, SRC_WIDTH, SRC_HEIGHT, NULL, -1);
+    dest = pixman_image_create_bits (
+	PIXMAN_a8r8g8b8, DST_WIDTH, DST_HEIGHT, NULL, -1);
+
+    pixman_image_set_transform (src, &transform);
+    pixman_image_set_repeat (src, PIXMAN_REPEAT_NORMAL);
+    pixman_image_set_filter (src, PIXMAN_FILTER_BILINEAR, NULL, 0);
+
+    if (argc == 1 || strcmp (argv[1], "-nf") != 0)
+	fail_after (1, "infinite loop detected");
+
+    pixman_image_composite (
+	PIXMAN_OP_OVER, src, NULL, dest, -3, -3, 0, 0, 0, 0, 6, 2);
+
+    return 0;
+}
-- 
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