rvm install 2.0.0 -C --shared

make.log

  CC = gcc-4.2
  LD = ld
  LDSHARED = gcc-4.2 -dynamiclib
  CFLAGS = -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Werror=pointer-arith -Werror=write-strings -Werror=declaration-after-statement -Werror=shorten-64-to-32 -Werror=implicit-function-declaration   -fno-common -pipe 
  XCFLAGS = -include ruby/config.h -include ruby/missing.h -D_FORTIFY_SOURCE=2 -fstack-protector -fno-strict-overflow -fvisibility=hidden -DRUBY_EXPORT
  CPPFLAGS = -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -I/usr/local/opt/libyaml/include -I/usr/local/opt/readline/include -I/usr/local/opt/libxml2/include -I/usr/local/opt/libxslt/include -I/usr/local/opt/libksba/include -I/usr/local/opt/openssl/include -I/usr/local/opt/curl-ca-bundle/include -I/usr/local/opt/sqlite/include   -I. -I.ext/include/x86_64-darwin12.2.0 -I./include -I.
  DLDFLAGS = -Wl,-undefined,dynamic_lookup -Wl,-multiply_defined,suppress -L/usr/local/opt/libyaml/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libxml2/lib -L/usr/local/opt/libxslt/lib -L/usr/local/opt/libksba/lib -L/usr/local/opt/openssl/lib -L/usr/local/opt/curl-ca-bundle/lib -L/usr/local/opt/sqlite/lib  -install_name /Users/timosand/.rvm/rubies/ruby-2.0.0-p0/lib/libruby.2.0.0.dylib -current_version 2.0.0 -compatibility_version 2.0.0  -fstack-protector -Wl,-u,_objc_msgSend  -fstack-protector -Wl,-u,_objc_msgSend  
  SOLIBS = 
compiling main.c
compiling dmydln.c
compiling dmyencoding.c
compiling version.c
compiling dmyversion.c
compiling miniprelude.c
translating probes probes.d
. ./vm_opts.h
compiling array.c
compiling bignum.c
compiling class.c
compiling compar.c
compiling complex.c
compiling dir.c
compiling dln_find.c
compiling enum.c
compiling enumerator.c
compiling error.c
compiling eval.c
compiling load.c
compiling proc.c
compiling file.c
compiling gc.c
compiling hash.c
compiling inits.c
compiling io.c
compiling marshal.c
compiling math.c
compiling node.c
compiling numeric.c
compiling object.c
compiling pack.c
compiling parse.c
compiling process.c
compiling random.c
compiling range.c
compiling rational.c
compiling re.c
compiling regcomp.c
compiling regenc.c
compiling regerror.c
compiling regexec.c
compiling regparse.c
compiling regsyntax.c
compiling ruby.c
compiling safe.c
compiling signal.c
compiling sprintf.c
compiling st.c
compiling strftime.c
compiling string.c
compiling struct.c
compiling time.c
compiling transcode.c
compiling util.c
compiling variable.c
compiling compile.c
compiling debug.c
compiling iseq.c
compiling vm.c
compiling vm_dump.c
compiling vm_backtrace.c
compiling vm_trace.c
compiling thread.c
compiling cont.c
compiling ./enc/ascii.c
compiling ./enc/us_ascii.c
compiling ./enc/unicode.c
compiling ./enc/utf_8.c
compiling newline.c
compiling ./missing/setproctitle.c
compiling dmyext.c
linking miniruby
ld: warning: directory not found for option '-L/usr/local/opt/curl-ca-bundle/lib'
/Users/timosand/.rvm/src/ruby-2.0.0-p0/lib/fileutils.rb:111: [BUG] Stack consistency error (sp: 38, bp: 36)
ruby 2.0.0p0 (2013-02-24 revision 39474) [x86_64-darwin12.2.0]

-- Crash Report log information --------------------------------------------
   See Crash Report log file under the one of following:
     * ~/Library/Logs/CrashReporter
     * /Library/Logs/CrashReporter
     * ~/Library/Logs/DiagnosticReports
     * /Library/Logs/DiagnosticReports
   the more detail of.

-- Control frame information -----------------------------------------------
c:0006 p:0038 s:0038 e:000037 CLASS  /Users/timosand/.rvm/src/ruby-2.0.0-p0/lib/fileutils.rb:111
c:0005 p:0035 s:0034 e:000033 CLASS  /Users/timosand/.rvm/src/ruby-2.0.0-p0/lib/fileutils.rb:107
c:0004 p:0009 s:0032 e:000031 TOP    /Users/timosand/.rvm/src/ruby-2.0.0-p0/lib/fileutils.rb:85 [FINISH]
c:0003 p:---- s:0030 e:000029 CFUNC  :require
c:0002 p:0098 s:0026 E:0020a8 EVAL   ./tool/mkconfig.rb:11 [FINISH]
c:0001 p:0000 s:0002 E:002068 TOP    [FINISH]

./tool/mkconfig.rb:11:in `<main>'
./tool/mkconfig.rb:11:in `require'
/Users/timosand/.rvm/src/ruby-2.0.0-p0/lib/fileutils.rb:85:in `<top (required)>'
/Users/timosand/.rvm/src/ruby-2.0.0-p0/lib/fileutils.rb:107:in `<module:FileUtils>'
/Users/timosand/.rvm/src/ruby-2.0.0-p0/lib/fileutils.rb:111:in `<module:NoWrite>'

-- C level backtrace information -------------------------------------------
0   miniruby                            0x0000000106f4ee44 rb_vm_bugreport + 164
1   miniruby                            0x0000000106e2615e report_bug + 302
2   miniruby                            0x0000000106e26414 rb_bug + 180
3   miniruby                            0x0000000106f44ec0 vm_exec_core + 32080
4   miniruby                            0x0000000106f4509e vm_exec + 94
5   miniruby                            0x0000000106f45f7a rb_iseq_eval + 266
6   miniruby                            0x0000000106e2ad72 rb_load_internal + 306
7   miniruby                            0x0000000106e2c4c1 rb_require_safe + 1313
8   miniruby                            0x0000000106f34c84 call_cfunc_1 + 20
9   miniruby                            0x0000000106f3b146 vm_call_cfunc + 1046
10  miniruby                            0x0000000106f49d00 vm_call_method + 224
11  miniruby                            0x0000000106f40383 vm_exec_core + 12819
12  miniruby                            0x0000000106f4509e vm_exec + 94
13  miniruby                            0x0000000106f45e4e rb_iseq_eval_main + 206
14  miniruby                            0x0000000106e294df ruby_exec_internal + 111
15  miniruby                            0x0000000106e2a4c2 ruby_run_node + 82
16  miniruby                            0x0000000106df05df main + 79
17  libdyld.dylib                       0x00007fff8b3707e1 start + 0

-- Other runtime information -----------------------------------------------

* Loaded script: ./tool/mkconfig.rb

* Loaded features:

    0 enumerator.so

[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

make: *** [.rbconfig.time] Abort trap: 6