[cfe-dev] clang bug: constant array size is recognized as variable array size

[John Freeman]

Eli Friedman wrote:-

>
> > On Fri, May 23, 2008 at 3:17 AM, Csaba Hruska <csaba.hruska at gmail.com>
> wrote:
> > > gcc accepts it, but clang thows this:
> > >     error: variable length array declared outside of any function
> >
> > gcc is wrong here; "(unsigned int)(100.*120.)" isn't an integer
> > constant expression (per the definition in C99 6.6), so A is in fact
> > an illegal VLA per the standard. Not sure what to do here.
>

Perhaps it could use a better diagnostic, like:

error: array declared outside of function without integer constant length

- John
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