[Bug 1192721] Fix debugging - fix runtime-gdb.py

[Red Hat Bugzilla]

https://bugzilla.redhat.com/show_bug.cgi?id=1192721

--- Comment #3 from Jan Kratochvil  ---
Created attachment 994184
  --> https://bugzilla.redhat.com/attachment.cgi?id=994184&action=edit
/etc/gdbinit.d/golang.gdb fix

The Comment 2 patch is still valid for golang-1.4.x but otherwise upstream
(1.5) has already implemented almost all of the fixes in last month.

The remaining tiny ones I have posted as:
  https://go-review.googlesource.com/#/c/5522/
  https://go-review.googlesource.com/#/c/5521/

This attachment still needs to be applied even for future golang-1.5 as it is
Fedora GDB specific packaging: /etc/gdbinit.d/golang.gdb