Re: [Bug c++/37728] New: if scoping for declarations

[Andrew Thomas Pinski <pinskia at gmail dot com>]

Sent from my iPhone

On Oct 3, 2008, at 11:10 AM, "mrs at apple dot com" <gcc-bugzilla@gcc.gnu.org 
> wrote:

> In:
>
> http://lists.cs.uiuc.edu/pipermail/llvmdev/2008-October/017449.html
>
> we were discussing possible bugs in g++ scoping for if statements.
>
> $ cat t.cc
> void foo() {
>  if (int x = 0) {
>    int x;
>  }
> }

This is invalid C++ but it is valid C99. There is already a duplicated  
bug filed for this too but I am too lazy right now to find it.

> $ ./xgcc -B./ -c t.cc
> $
>
> they expected this to produce a redeclaration error on the inner  
> declaration
> for X.
>
> Tested on gcc version 4.4.0 20081003 (experimental) [trunk revision  
> 140855]
> (GCC)
>
> There were other concerns about for, but, others seem to think gcc  
> does the
> right thing with them.
>
>
> --
>           Summary: if scoping for declarations
>           Product: gcc
>           Version: 4.4.0
>            Status: UNCONFIRMED
>          Severity: normal
>          Priority: P3
>         Component: c++
>        AssignedTo: unassigned at gcc dot gnu dot org
>        ReportedBy: mrs at apple dot com
>
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37728