open を付け忘れました。

 こんばんは、sheepman です。
 次のようにすると core を吐きます。

 $ cat t.rb
  B = 1
  class B
    p B
  end

 $ ./miniruby -v t.rb
 ruby 1.9.0 (2005-11-18) [i686-linux]
 YARVCore 0.3.3 (rev: 356) [opts: ]
 t.rb:3: DBG> : "t.rb:2:in `<main>'"
 -- stack frame ------------
 0x402b1008 (0000): 00000001
 0x402b100c (0001): 00000004
 0x402b1010 (0002): 40298018
 0x402b1014 (0003): 00000004
 0x402b1018 (0004): 08140bbf <- lfp <- dfp
 0x402b101c (0005): 00000003 <- bp
 -- control frame ----------
 c:0004 p:0006 s:0006 b:0005 l:0004 d:0004 CLASS  i:<class:B> s:         -
 c:0003 p:0010 s:0003 b:0003 l:-131 d:-131 TOP    i:<main>   s:         -
 c:0002 p:-001 s:0001 b:0001 l:0000 d:0000 FINISH i:-        s:         -
 c:0001 p:-001 s:0000 b:-001 l:0000 d:0000 ------ i:-        s:         -
 ---------------------------
 [BUG] Segmentation fault
 ruby 1.9.0 (2005-11-18) [i686-linux]

 zsh: abort      ./miniruby -v t.rb

 以下はバックトレースです。

 (gdb) bt
 #0  0x400ecc11 in kill () from /lib/i686/libc.so.6
 #1  0x4002a341 in pthread_kill () from /lib/i686/libpthread.so.0
 #2  0x4002a6bb in raise () from /lib/i686/libpthread.so.0
 #3  0x400ec8a4 in raise () from /lib/i686/libc.so.6
 #4  0x400ee008 in abort () from /lib/i686/libc.so.6
 #5  0x080c8efa in rb_bug (fmt=0x80f20f1 "Segmentation fault") at ../yarv/error.c:173
 #6  0x080a12f3 in sigsegv (sig=11) at ../yarv/signal.c:457
 #7  0x4002ce8e in __pthread_clock_settime () from /lib/i686/libpthread.so.0
 #8  0x400ec908 in killpg () from /lib/i686/libc.so.6
 #9  0x080b55e0 in th_eval (th=0x813d140, initial=0) at insns.def:285
 #10 0x080b888d in th_eval_body (th=0x813d140) at ../yarv/vm.c:1273
 #11 0x080b9bb8 in yarvcore_eval_iseq (iseq=1076461892) at yarv.h:49
 #12 0x08058798 in ruby_exec_internal () at ../yarv/eval.c:271
 #13 0x080587cc in ruby_exec () at ../yarv/eval.c:283
 #14 0x08058807 in ruby_run () at ../yarv/eval.c:300
 #15 0x08055f05 in main () at ../yarv/main.c:36
 #16 0x400d9c1f in __libc_start_main () from /lib/i686/libc.so.6


-- 
sheepman / TAMURA Takashi
sheepman sheepman.sakura.ne.jp http://sheepman.parfait.ne.jp/

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