port www/kazehakase dumps core on ia64 HEAD when printing to a file

[Anton Shterenlikht]

kazehakase-0.5.4_6, FreeBSD 9.0-CURRENT ia64

I'm not really sure what to look for in debugger:

GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "ia64-marcel-freebsd"...(no debugging symbols found)...
Core was generated by `kazehakase'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/local/lib/kazehakase/libkazehakase.so.1...done.
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Reading symbols from /usr/local/lib/gtk-2.0/2.10.0/loaders/libpixbufloader-gif.so...done.
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Reading symbols from /usr/local/lib/kazehakase/embed/gecko.so...done.
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Reading symbols from /usr/local/lib/xulrunner/libxpcom.so...done.
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Reading symbols from /usr/local/lib/xulrunner/libmozjs.so...done.
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Reading symbols from /usr/local/lib/libXft.so.2...done.
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Reading symbols from /usr/local/lib/xulrunner/components/libsystem-pref.so...done.
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Reading symbols from /libexec/ld-elf.so.1...done.
Loaded symbols for /libexec/ld-elf.so.1
#0 0x20000000415b7e00 in IA__FcPatternDestroy () from /usr/local/lib/libfontconfig.so.1
(gdb) quit

[Anton Shterenlikht]

Post by Anton Shterenlikht
kazehakase-0.5.4_6, FreeBSD 9.0-CURRENT ia64
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "ia64-marcel-freebsd"...(no debugging symbols found)...
Core was generated by `kazehakase'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/local/lib/kazehakase/libkazehakase.so.1...done.
Loaded symbols for /usr/local/lib/kazehakase/libkazehakase.so.1
Reading symbols from /usr/local/lib/libSM.so.6...done.
Loaded symbols for /usr/local/lib/libSM.so.6
Reading symbols from /usr/local/lib/libICE.so.6...done.
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Reading symbols from /usr/local/lib/libgtk-x11-2.0.so.0...done.
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Reading symbols from /usr/local/lib/libgdk-x11-2.0.so.0...done.
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Reading symbols from /usr/local/lib/libatk-1.0.so.0...done.
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Reading symbols from /usr/local/lib/libgdk_pixbuf-2.0.so.0...done.
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Reading symbols from /usr/local/lib/libpangocairo-1.0.so.0...done.
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Reading symbols from /usr/local/lib/libgio-2.0.so.0...done.
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Reading symbols from /usr/local/lib/libXinerama.so.1...done.
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Reading symbols from /usr/local/lib/libpangoft2-1.0.so.0...done.
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Reading symbols from /usr/local/lib/pango/1.6.0/modules/pango-basic-fc.so...done.
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Reading symbols from /usr/local/lib/gtk-2.0/2.10.0/loaders/libpixbufloader-ico.so...done.
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Loaded symbols for /usr/local/lib/nss/libnssdbm3.so.1
Reading symbols from /usr/local/lib/nss/libfreebl3.so.1...done.
Loaded symbols for /usr/local/lib/nss/libfreebl3.so.1
Reading symbols from /usr/local/lib/nss/libnssckbi.so...done.
Loaded symbols for /usr/local/lib/nss/libnssckbi.so
Reading symbols from /usr/local/lib/xulrunner/components/libxmlextras.so...done.
Loaded symbols for /usr/local/lib/xulrunner/components/libxmlextras.so
Reading symbols from /usr/local/lib/gio/modules/libgiofam.so...done.
Loaded symbols for /usr/local/lib/gio/modules/libgiofam.so
Reading symbols from /usr/local/lib/libfam.so.0...done.
Loaded symbols for /usr/local/lib/libfam.so.0
Reading symbols from /usr/local/lib/xulrunner/plugins/libnullplugin.so...done.
Loaded symbols for /usr/local/lib/xulrunner/plugins/libnullplugin.so
Reading symbols from /usr/local/lib/xulrunner/plugins/libunixprintplugin.so...done.
Loaded symbols for /usr/local/lib/xulrunner/plugins/libunixprintplugin.so
Reading symbols from /usr/local/lib/xulrunner/components/libtransformiix.so...done.
Loaded symbols for /usr/local/lib/xulrunner/components/libtransformiix.so
Reading symbols from /libexec/ld-elf.so.1...done.
Loaded symbols for /libexec/ld-elf.so.1
#0 0x20000000415b7e00 in IA__FcPatternDestroy () from /usr/local/lib/libfontconfig.so.1
(gdb) quit

and this:

(gdb) bt
#0 0x20000000415b7e00 in IA__FcPatternDestroy () from /usr/local/lib/libfontconfig.so.1
#1 0x2000000045283490 in __tcf_0 () from /usr/local/lib/xulrunner/libxul.so
#2 0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

(gdb) bt full
#0 0x20000000415b7e00 in IA__FcPatternDestroy () from /usr/local/lib/libfontconfig.so.1
No symbol table info available.
#1 0x2000000045283490 in __tcf_0 () from /usr/local/lib/xulrunner/libxul.so
No symbol table info available.
#2 0x0000000000000000 in ?? ()
No symbol table info available.
(gdb)

[Marcel Moolenaar]

Post by Anton Shterenlikht
kazehakase-0.5.4_6, FreeBSD 9.0-CURRENT ia64

You want to to recompile at a lower optimization level and with
debugging enabled (i.e. -O0 -g). If you can't reproduce the
problem this way, it's a compiler bug. If you can reproduce it,
then gdb proves to be a lot more useful.

At the very least, a backtrace is required.
FYI,