Checking if your kit is complete...
Looks good
Writing Makefile for Devel::WeakRef
cp lib/Devel/WeakRef.pm blib/lib/Devel/WeakRef.pm
/home/cpanrun/parisc2.0-lp64/build/5.8.2/bin/perl /home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/ExtUtils/xsubpp  -typemap /home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/ExtUtils/typemap  WeakRef.xs > WeakRef.xsc && mv WeakRef.xsc WeakRef.c
Please specify prototyping behavior for WeakRef.xs (see perlxs manual)
cc -c   -D_POSIX_C_SOURCE=199506L -D_REENTRANT -Ae -D_HPUX_SOURCE -Wl,+vnocompatwarnings +DD64 -DNO_HASH_SEED -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -fast +Onolimit +Opromote_indirect_calls   -DVERSION=\"0.003\" -DXS_VERSION=\"0.003\" +Z "-I/home/cpanrun/parisc2.0-lp64/build/5.8.2/lib/5.8.2/PA-RISC2.0-thread-multi-LP64/CORE"   WeakRef.c
cc: "WeakRef.xs", line 42: warning 604: Pointers are not assignment-compatible.
cc: "WeakRef.xs", line 54: warning 604: Pointers are not assignment-compatible.
cc: "WeakRef.xs", line 54: warning 604: Pointers are not assignment-compatible.
cc: "WeakRef.xs", line 119: error 1588: "sv_undef" undefined.
cc: "WeakRef.xs", line 119: warning 563: Argument #2 is not the correct type.
make: *** [WeakRef.o] Error 1
PERL_DL_NONLAZY=1 /home/cpanrun/parisc2.0-lp64/build/5.8.2/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(1, 'blib/lib', 'blib/arch')" t/*.t
t/Devel-Weakref....dubious
	Test returned status 0 (wstat 139, 0x8b)
Executing /opt/langtools/bin/gdb "/home/cpanrun/parisc2.0-lp64/build/5.8.2/bin/perl" "core" (bt)...
Detected 64-bit executable.
Invoking /opt/langtools/bin/gdb64.
HP gdb 3.3 for PA-RISC 2.0 (wide), HP-UX 11.00.
Copyright 1986 - 2001 Free Software Foundation, Inc.
Hewlett-Packard Wildebeest 3.3 (based on GDB) is covered by the
GNU General Public License. Type "show copying" to see the conditions to
change it and/or distribute copies. Type "show warranty" for warranty/support.
..(no debugging symbols found)...
Core was generated by `perl'.
Program terminated with signal 11, Segmentation fault.
(no debugging symbols found)...
warning: The shared libraries were not privately mapped; setting a
breakpoint in a shared library will not work until you rerun the program.

(no debugging symbols found)...(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...(no debugging symbols found)...(no debugging symbols found)...
#0  0xc00000000016d52c in cell_munge+0xcc ()
   from /home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Devel-WeakRef/blib/arch/auto/Devel/WeakRef/WeakRef.sl
(gdb) #0  0xc00000000016d52c in cell_munge+0xcc ()
   from /home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Devel-WeakRef/blib/arch/auto/Devel/WeakRef/WeakRef.sl
#1  0x4000000000147440 in Perl_mg_set+0x110 ()
#2  0x400000000018a84c in Perl_sv_bless+0x1d4 ()
#3  0xc00000000016da60 in XS_Devel__WeakRef_new+0x440 ()
   from /home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Devel-WeakRef/blib/arch/auto/Devel/WeakRef/WeakRef.sl
#4  0x400000000016ce2c in Perl_pp_entersub+0xbfc ()
#5  0x4000000000161be0 in Perl_runops_standard+0x70 ()
#6  0x400000000005ea40 in S_run_body+0xc60 ()
#7  0x400000000005dd30 in perl_run+0x9e8 ()
#8  0x40000000000570c8 in main+0xf0 ()
(gdb) 
FAILED--1 test script could be run, alas--no output ever seen
make: *** [test_dynamic] Error 2