[Bug c/88584] GCC thinks that the type is complete dispite shaddowing.

[joseph at codesourcery dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88584

--- Comment #8 from joseph at codesourcery dot com <joseph at codesourcery dot 
com> ---
Yes, I consider this a confirmed (and, strictly, regression from 3.4) bug.