the basis of base addresses comparison.
* addr2line.c: use uintptr_t instead of intptr_t for poinrters.
* addr2line.c (rb_dump_backtrace_with_lines): don't use syms.
* vm_dump.c (rb_print_backtrace): ditto.
* addr2line.h: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45425 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
functions in backtrace. [ruby-dev:42625]
a patch from shinichiro.h <shinichiro.hamaji AT gmail.com>
* addr2line.h: ditto.
* common.mk: add addr2line.$(OBJEXT).
* configure.in: check dl_iterate_phdr.
* vm_dump.c (rb_vm_bugreport): use rb_dump_backtrace_with_lines in
addr2line.c when the binary is ELF.
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