On Thu, 2011-02-10 at 09:27 +0800, Paul Wise wrote: > sparc due to a bus/alignment error
After recompiling without optimisation, there is no Bus error, so this
like the other one is a compiler optimisation bug.
Here is the backtrace (with -O2) from gdb on smetana (sparc):
#0 icns_get_element_from_family (iconFamily=0x281d0, iconType=1949855083,
iconElementOut=0xff8b15f8) at icns_element.c:93
error = <value optimized out>
iconElement = 0x2e4c5
elementType = <value optimized out>
elementSize = 25325
dataOffset = 25333
#1 0xf7ecf66c in icns_get_image32_with_mask_from_family (iconFamily=0x281d0,
iconType=1769222962, imageOut=0xff8b1688) at icns_image.c:128
error = 0
maskType = 1949855083
iconElement = 0x324d8
maskElement = 0x0
iconImage = {imageWidth = 128, imageHeight = 128, imageChannels = 4
'\004', imagePixelDepth = 8, imageDataSize = 65536,
imageData = 0x387d0 "k\207", <incomplete sequence \317>}
maskImage = {imageWidth = 0, imageHeight = 0, imageChannels = 0 '\000',
imagePixelDepth = 0, imageDataSize = 0, imageData = 0x0}
dataCount = <value optimized out>
dataValue = <value optimized out>
pixelCount = <value optimized out>
pixelID = <value optimized out>
colorIndex = <value optimized out>
#2 0x0001175c in ExtractAndDescribeIconFamilyFile (filename=<value optimized
out>) at icns2png.c:522
outfile = <value optimized out>
iconImage = {imageWidth = 0, imageHeight = 0, imageChannels = 0 '\000',
imagePixelDepth = 0, imageDataSize = 0, imageData = 0x0}
iconElement = {elementType = 1769222962, elementSize = 25325,
elementData = ""}
iconDataSize = 0
typeStr = "it32"
iconInfo = {iconType = 1769222962, isImage = 1 '\001', isMask = 0
'\000', iconWidth = 128, iconHeight = 128, iconChannels = 4 '\004',
iconPixelDepth = 8,
iconBitDepth = 32, iconRawDataSize = 65536}
iconDimSize = <value optimized out>
error = <value optimized out>
inFile = <value optimized out>
iconFamily = 0x281d0
dataPtr = 0x281d0 "icns"
dataOffset = 8
elementCount = 0
extractedCount = 0
prefilename = <value optimized out>
outfilename = <value optimized out>
filenamelength = <value optimized out>
prefilenamelength = <value optimized out>
#3 0x00012068 in main (argc=<value optimized out>, argv=0xff8b1824) at
icns2png.c:256
count = 1
result = 0
--
bye,
pabs
http://wiki.debian.org/PaulWise
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