ruby-dev

次のようにすると core を吐きます。

% ./ruby -renumerator -e '
arr = (1..11).to_a
e = Enumerable::Enumerator.new(arr, :each)
e.each_slice(3) {|v| callcc {|k| $k = k } if !$k; p v }
$k.call
'
[1, 2, 3]
[4, 5, 6]
[7, 8, 9]
[10, 11]
[1, 2, 3]
[4, 5, 6, 7, 8, 9, 10, 11]
[1, 2, 3]
[4, 5, 6, 7, 8, 9, 10, 11]
...
[1, 2, 3]
[4, 5, 6, 7, 8, 9, 10, 11]
[1, 2, 3]
-e:4: [BUG] Segmentation fault
ruby 1.9.0 (2004-10-15) [i686-linux]

zsh: abort (core dumped)  ./ruby -renumerator -e 
% gdb ruby core 
GNU gdb 6.1-debian
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 "i386-linux"...Using host libthread_db library "/lib/libthread_db.so.1".

Core was generated by `./ruby -renumerator -e 
arr = (1..11).to_a
e = Enumerable::Enumerator.new(arr,'.
Program terminated with signal 6, Aborted.
Reading symbols from /lib/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib/libcrypt.so.1...done.
Loaded symbols for /lib/libcrypt.so.1
Reading symbols from /lib/libm.so.6...done.
Loaded symbols for /lib/libm.so.6
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/ld-linux.so.2...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /home/akr/ruby/tmp-ruby/lib/ruby/1.9/i686-linux/enumerator.so...done.
Loaded symbols for /home/akr/ruby/tmp-ruby/lib/ruby/1.9/i686-linux/enumerator.so
#0  0x4009e741 in kill () from /lib/libc.so.6
(gdb) bt
#0  0x4009e741 in kill () from /lib/libc.so.6
#1  0x4009e4c5 in raise () from /lib/libc.so.6
#2  0x4009fa08 in abort () from /lib/libc.so.6
#3  0x080d2456 in rb_bug (fmt=0x0) at error.c:214
#4  0x080b0392 in sigsegv (sig=11) at signal.c:446
#5  <signal handler called>
#6  0x080b2bb4 in st_lookup (table=0x81a3100, key=3169, value=0xbfffdd88)
    at st.c:258
#7  0x08054113 in search_method (klass=1075478536, id=3169, origin=0xbfffddb4)
    at eval.c:380
#8  0x08054169 in rb_get_method_body (klassp=0xbfffde10, idp=0xbfffddf4, 
    noexp=0xbfffddf8) at eval.c:401
#9  0x0805e36a in rb_call (klass=1075478536, recv=1075478556, mid=3169, 
    argc=0, argv=0x0, scope=1) at eval.c:5705
#10 0x0805e794 in rb_funcall (recv=1075478556, mid=0, n=0) at ruby.h:635
#11 0x08086156 in rb_inspect (obj=0) at object.c:345
#12 0x08079b31 in rb_p (obj=0) at io.c:3743
#13 0x08079be2 in rb_f_p (argc=1, argv=0xbfffe0c8) at io.c:3773
#14 0x08069f5a in call_cfunc (func=0x8079b70 <rb_f_p>, recv=1075673496, 
    len=135934208, argc=135274112, argv=0xbfffe0c8) at eval.c:5367
#15 0x0805e167 in rb_call0 (klass=1075678376, recv=1075673496, id=7417, oid=0, 
    argc=1, argv=0xbfffe0c8, body=0x401cea3c, nosuper=0) at eval.c:5508
#16 0x0805e418 in rb_call (klass=1075678376, recv=1075673496, mid=7417, 
---Type <return> to continue, or q <return> to quit---
    argc=1, argv=0xbfffe0c8, scope=1) at eval.c:5729
#17 0x08059348 in rb_eval (self=1075673496, n=0x0) at ruby.h:635
#18 0x0805c1f3 in rb_yield_0 (val=1075478556, self=1075673496, 
    klass=1075607436, flags=0, avalue=0) at eval.c:4708
#19 0x0805c6d9 in rb_yield (val=0) at eval.c:4790
#20 0x40018e3b in enum_each_slice (obj=0, n=0) at enumerator.c:71
#21 0x08069f32 in call_cfunc (func=0x40018dc0 <enum_each_slice>, 
    recv=1075607196, len=135934208, argc=135274112, argv=0xbfffeaf8)
    at eval.c:5364
#22 0x0805e167 in rb_call0 (klass=1075672676, recv=1075607196, id=10329, 
    oid=0, argc=1, argv=0xbfffeaf8, body=0x401c7bec, nosuper=0) at eval.c:5508
#23 0x0805e418 in rb_call (klass=1075672676, recv=1075607196, mid=10329, 
    argc=1, argv=0xbfffeaf8, scope=0) at eval.c:5729
#24 0x08059348 in rb_eval (self=1075673496, n=0x0) at ruby.h:635
#25 0x080586f8 in rb_eval (self=1075673496, n=0x0) at eval.c:2923
#26 0x080558db in ruby_exec () at eval.c:1458
#27 0x08055920 in ruby_run () at eval.c:1484
#28 0x080539e5 in main (argc=0, argv=0x0, envp=0xbffff918) at main.c:38
(gdb) 
-- 
[田中 哲][たなか あきら][Tanaka Akira]

Thread

Prev Next

In This Thread

Prev Next