* internal.h (rb_reg_search0): not a public API.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45415 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* addr2line.c (fill_lines): don't run fill_lines multiple times.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45416 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
temporaly change/add to debug on powerpc64-linux

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45417 b2dd03c8-39d4-4d8f-98ff-823fe69b080e