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[libpng16] Do not build png_product2() when it is unused.

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Work around more Coverity-scan dead-code warnings.
This commit is contained in:
Glenn Randers-Pehrson
2015-02-07 09:03:30 -06:00
parent 8f0e2729dd
commit 8cd78da8b3
7 changed files with 49 additions and 27 deletions
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10
pngtest.c
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@@ -1,8 +1,8 @@
/* pngtest.c - a simple test program to test libpng
*
* Last changed in libpng 1.6.15 [November 20, 2014]
* Copyright (c) 1998-2014 Glenn Randers-Pehrson
* Last changed in libpng 1.6.17 [(PENDING RELEASE)]
* Copyright (c) 1998-2015 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
@@ -377,7 +377,7 @@ pngtest_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
io_ptr = png_get_io_ptr(png_ptr);
if (io_ptr != NULL)
{
check = fread(data, 1, length, (png_FILE_p)io_ptr);
check = fread(data, (sizeof (png_byte)), length, (png_FILE_p)io_ptr);
}
if (check != length)
@@ -1610,8 +1610,8 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
png_size_t num_in, num_out;
char inbuf[256], outbuf[256];
num_in = fread(inbuf, 1, sizeof inbuf, fpin);
num_out = fread(outbuf, 1, sizeof outbuf, fpout);
num_in = fread(inbuf, 1, (sizeof inbuf), fpin);
num_out = fread(outbuf, 1, (sizeof outbuf), fpout);
if (num_in != num_out)
{