From: Tanaka Akira <akr@...>
Date: 2009-12-09T23:55:16+09:00
Subject: [ruby-dev:39861] SEGV by a { b {|c.d| } e }

以下のようにすると SEGV になります。

% ./ruby -ve '
a {
  b {|c.d| }
  e
}
'
ruby 1.9.2dev (2009-12-09 trunk 26053) [i686-linux]
-e:3: syntax error, unexpected '.', expecting '|'
  b {|c.d| }
        ^
./ruby: [BUG] Segmentation fault
ruby 1.9.2dev (2009-12-09 trunk 26053) [i686-linux]

-- control frame ----------
c:0001 p:0000 s:0002 b:0002 l:001c24 d:001c24 TOP
---------------------------

-- C level backtrace information -------------------------------------------
./ruby(rb_vm_bugreport+0x6c) [0x8151032]
./ruby [0x818416f]
./ruby(rb_bug+0x36) [0x81841ca]
./ruby [0x80eb8c1]
[0xb7f64410]
./ruby(ruby_yyparse+0x7347) [0x809eff0]
./ruby [0x80a18f5]
./ruby(ruby_suppress_tracing+0xb0) [0x815690d]
./ruby [0x80a1a53]
./ruby [0x80a1d26]
./ruby(rb_parser_compile_string+0x31) [0x80a1d9c]
./ruby [0x80e98f1]
./ruby(ruby_process_options+0x59) [0x80eaba3]
./ruby(ruby_options+0x87) [0x805e13d]
./ruby(main+0x6c) [0x805d100]
/lib/i686/cmov/libc.so.6(__libc_start_main+0xe5) [0xb7d84455]
./ruby [0x805d001]

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html
-- 
[田中 哲][たなか あきら][Tanaka Akira]