Issue #1942 has been updated by Kouji Takao. Tracker changed from Bug to Backport Status changed from Assigned to Closed This issue should be fixed in r33626. I'm sorry for replying lately. ---------------------------------------- Backport #1942: irb not running after installation https://bugs.ruby-lang.org/issues/1942 Author: Remco Horst Status: Closed Priority: Normal Assignee: Kouji Takao Category: Target version: ruby -v: ruby 1.9.1p243 (2009-07-16 revision 24175) [i386-darwin8.11.1] =begin After installing ruby 1.9.1p243, ./configure, make, make test and make install And changing my path I was not able to run irb properly $ irb dyld: lazy symbol binding failed: Symbol not found: _remove_history Referenced from: /usr/local/lib/ruby/1.9.1/i386-darwin8.11.1/readline.bundle Expected in: flat namespace dyld: Symbol not found: _remove_history Referenced from: /usr/local/lib/ruby/1.9.1/i386-darwin8.11.1/readline.bundle Expected in: flat namespace Trace/BPT trap $ make test ...previous test deleted test_proc.rb .................................bootstraptest.tmp.rb:5:in `<main>': ok (RuntimeError) . test_struct.rb . test_syntax.rb ............................................................................................................................................... test_thread.rb .............................................. PASS 935 tests ./miniruby -I./lib -I.ext/common -I./- -r./ext/purelib.rb "./bootstraptest/runner.rb" --ruby="ruby" ./KNOWNBUGS.rb 2009-08-16 08:01:12 +0200 Driver is ruby 1.9.1 (2009-07-16 patchlevel 243) [i386-darwin8.11.1] Target is ruby 1.9.1p243 (2009-07-16 revision 24175) [i386-darwin8.11.1] I expected it to be correct, but Running from System version: Mac OS X 10.4.11 (8S2167) Kernel version: Darwin 8.11.1 =end -- http://redmine.ruby-lang.org