1 files changed, 28 insertions, 0 deletions
diff --git a/ext/gd/tests/bug38179.phpt b/ext/gd/tests/bug38179.phpt
new file mode 100644
index 0000000..34a6d58
--- /dev/null
+++ b/ext/gd/tests/bug38179.phpt
@@ -0,0 +1,28 @@
+--TEST--
+Bug #38179 (imagecopy from a palette to a truecolor image loses alpha channel) 
+--SKIPIF--
+<?php
+        if (!function_exists('imagecopy')) die("skip gd extension not available\n");
+?>
+--FILE--
+<?php
+$src = imagecreate(5,5);
+$c0 = imagecolorallocate($src, 255,255,255);
+$c1 = imagecolorallocatealpha($src, 255,0,0,70);
+
+imagealphablending($src, 0);
+imagefill($src, 0,0, $c1);
+
+$dst_tc = imagecreatetruecolor(5,5);
+imagealphablending($dst_tc, 0);
+
+imagecopy($dst_tc, $src, 0,0, 0,0, imagesx($src), imagesy($src));
+
+$p1 = imagecolorat($dst_tc, 3,3);
+printf("%X\n", $p1);
+
+imagedestroy($src); imagedestroy($dst_tc);
+?>
+--EXPECTF--
+46FF0000
+