[PATCH] Fix PR libstdc++/19510: Uninitialized variable in some iterators

[Gabriel Dos Reis]

Paolo Carlini <pcarlini@suse.de> writes:

| >Btw, the initialization is missing in 3.4, too. But the warning is not
| >triggered. Should the patch be applied there, too?
| >
| Hummm, I don't feel strongly, but maybe we can avoid fiddling with
| this old-good code on 3_4-branch, since the warning will never show-up.

But it is buggy code!
Absence of warning is no indication that that things are OK.
There is no reason not apply the fix when we do know that:
  (1) the current code is buggy;
  (2) the fix is trivial and safe

-- Gaby