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[libpng16] checked in contrib/libtests/pngstest.c which was omitted

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This commit is contained in:
John Bowler 2012-04-30 13:59:58 -05:00 committed by Glenn Randers-Pehrson
parent b45416921b
commit 15f6fd3492
1 changed files with 5 additions and 2 deletions
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7
contrib/libtests/pngstest.c
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@ -54,8 +54,11 @@
/* The following is to support direct compilation of this file as C++ */
#ifdef __cplusplus
# define voidcast(type, value) static_cast<type>(value)
# define aligncastconst(type, value) \
static_cast<type>(static_cast<const void*>(value))
#else
# define voidcast(type, value) (value)
# define aligncastconst(type, value) ((const void*)(value))
#endif /* __cplusplus */
/* Generate random bytes. This uses a boring repeatable algorithm and it
@ -2928,8 +2931,8 @@ compare_two_images(Image *a, Image *b, int via_linear,
*/
if (formatb & PNG_FORMAT_FLAG_LINEAR) /* 16-bit checks */
{
png_const_uint_16p pua = (png_const_uint_16p)psa;
png_const_uint_16p pub = (png_const_uint_16p)psb;
png_const_uint_16p pua = aligncastconst(png_const_uint_16p, psa);
png_const_uint_16p pub = aligncastconst(png_const_uint_16p, psb);
switch (bchannels)
{