From: glennrp <glennrp@git.imagemagick.org>
Date: Wed, 21 Dec 2011 18:54:53 +0000 (+0000)
Subject: Use "(void) var;" instead of "var=var;" to suppress unused var warnings
X-Git-Tag: 7.0.1-0~6515
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3bd393f9074299ed9f2f3d128e4985118077c2bd;p=imagemagick

Use "(void) var;" instead of "var=var;" to suppress unused var warnings
---

diff --git a/coders/png.c b/coders/png.c
index 83f7fe57c..b17fc4089 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -1809,7 +1809,7 @@ static png_voidp Magick_png_malloc(png_structp png_ptr,png_uint_32 size)
 */
 static png_free_ptr Magick_png_free(png_structp png_ptr,png_voidp ptr)
 {
-  png_ptr=png_ptr;
+  (void) png_ptr;
   ptr=RelinquishMagickMemory(ptr);
   return((png_free_ptr) NULL);
 }
@@ -13108,7 +13108,7 @@ static MagickBooleanType WriteMNGImage(const ImageInfo *image_info,Image *image,
 
 static MagickBooleanType WritePNGImage(const ImageInfo *image_info,Image *image)
 {
-  image=image;
+  (void) image;
   printf("Your PNG library is too old: You have libpng-%s\n",
      PNG_LIBPNG_VER_STRING);