From 890611200ae097fd950b7092c652250823e6eddb Mon Sep 17 00:00:00 2001
From: Glenn Randers-Pehrson <glennrp at users.sourceforge.net>
Date: Sun, 2 Oct 2016 18:59:32 -0500
Subject: [PATCH] [libpng16] Imported from libpng-1.6.26beta03.tar

---
 pngpriv.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pngpriv.h b/pngpriv.h
index 233e62ed5..4d67d9d65 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -533,7 +533,8 @@
 /* This implicitly assumes alignment is always to a power of 2. */
 #ifdef png_alignof
 #  define png_isaligned(ptr, type)\
-   ((((const char*)ptr-(const char*)0) & (png_alignof(type)-1)) == 0)
+   (((type)((const char*)ptr-(const char*)0) & \
+   (type)(png_alignof(type)-1)) == 0)
 #else
 #  define png_isaligned(ptr, type) 0
 #endif