[cfe-commits] [patch][pr14766] Reject invalid redeclarations of extern C functions and variables

[Rafael Espíndola]

On 10 January 2013 21:51, Richard Smith <richard at metafoo.co.uk> wrote:
> +template<typename T>
> +static bool mayConflictWithNonVisibleExternC(const T *ND) {
> +  if (ND->hasCLanguageLinkage() && ND->getStorageClass() == SC_Extern)
> +    return true;
>
> Hmm, is this check equivalent to ND->isExternC() ?

No. To be honests I don't really understand what isExternC actually
is. It checks the linkage for example, which is problematic for code
that can run in places where we might not know it yet.

Cheers,
Rafael