Bug#1084905: leptonlib: FTBFS on sparc64 due to unaligned access

Source: leptonlib
Version: 1.84.1-4
Severity: normal
Tags: upstream
User: [email protected]
Usertags: sparc64
X-Debbugs-Cc: [email protected]

Hi,

leptonlib currently fails to build from source on sparc64 due to unaligned access:

FAIL: ioformats_reg
===================


////////////////////////////////////////////////
////////////////   ioformats_reg   ///////////////
////////////////////////////////////////////////
leptonica-1.84.2 : libgif 5.2.2 : libjpeg 6b (libjpeg-turbo 2.1.5) : libpng 1.6.44 : libtiff 4.5.1 : zlib 1.3.1 : libwebp 1.4.0 : libopenjp2 2.5.0
Test bmp 1 bpp file:
Bus error (core dumped)
FAIL ioformats_reg (exit status: 138)

with the following backtrace:

#0  0xfff800010064f9b0 in pixReadMemBmp (cdata=0x10000231160 "BMV\r", size=3414) at bmpio.c:181
181         ihbytes = convertOnBigEnd32(*(l_uint32 *)(bmpih));
(gdb) bt
#0  0xfff800010064f9b0 in pixReadMemBmp (cdata=0x10000231160 "BMV\r", size=3414) at bmpio.c:181
#1  0xfff80001006504dc in pixReadStreamBmp (fp=0x1000022c1d0) at bmpio.c:102
#2  0xfff80001007aa700 in pixReadStream (fp=0x1000022c1d0, hint=0) at readfile.c:329
#3  pixReadStream (fp=0x1000022c1d0, hint=0) at readfile.c:313
#4  0xfff80001007aa8b8 in pixRead (filename=0x10000231140 "./weasel2.4c.bmp") at readfile.c:200
#5  pixRead (filename=0x10000231140 "./weasel2.4c.bmp") at readfile.c:189
#6  0xfff80001007f538c in writeMultipageTiffSA (sa=0x10000204ac0, fileout=0x10000002aa8 "/tmp/lept/tiff/weasel_orig.tif") at tiffio.c:1579
#7  0xfff80001007f551c in writeMultipageTiff (dirin=0x10000002860 ".", substr=0x10000002ac8 "weasel2", fileout=0x10000002aa8 "/tmp/lept/tiff/weasel_orig.tif")
    at tiffio.c:1536
#8  0x0000010000001f1c in main (argc=<optimized out>, argv=<optimized out>) at mtiff_reg.c:270

This has already been reported upstream [1].

Thanks,
Adrian

> [1] https://github.com/DanBloomberg/leptonica/issues/750

--
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer
`. `'   Physicist
  `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913