Test: /ext/gd/tests/bug39780_extern.phpt - Version 5.3.20    

There are 4 different diffs reported by users for this test.

Count Diff
2 (40%)
001+ gd-png: fatal libpng error: IDAT: CRC error
001- gd-png: fatal libpng error: Read Error: truncated data
1 (20%)
002+ gd-png error: setjmp returns error condition
003+
002- gd-png error: setjmp returns error condition 2
1 (20%)
001+ libpng warning: Application was compiled with png.h from libpng-1.6.3
002+ libpng warning: Application is running with png.c from libpng-1.2.49
003+ gd-png: fatal libpng error: Incompatible libpng version in application and library
001- gd-png: fatal libpng error: Read Error: truncated data
002- gd-png error: setjmp returns error condition 2
003- Warning: imagecreatefrompng(): '%sbug39780.png' is not a valid PNG file in /%s on line %d
004- bool(false)
1 (20%)
001+ gd-png: fatal libpng error: IDAT: CRC error
002+ gd-png error: setjmp returns error condition
003+
001- gd-png: fatal libpng error: Read Error: truncated data
002- gd-png error: setjmp returns error condition 2