[Bug c/61271] 10 * possible coding error with logical not (!)

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61271

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to David Binderman from comment #0)
> 3.
> 
> ../../src/trunk/gcc/cp/cp-array-notation.c:1420:7: warning: logical not is
> only applied to the left hand side of this comparison
> [-Wlogical-not-parentheses]
> 
> Source code is
> 
>   if (!TREE_CODE (type) == FUNCTION_TYPE)
>     {
>       error_at (loc, "array notation cannot be used with function type");
>       return false;
>     }
> 
> Maybe
> 
>   if (TREE_CODE (type) == FUNCTION_TYPE)
>     {
>       error_at (loc, "array notation cannot be used with function type");
>       return false;
>     }
> 
> was intended.

Indeed. Here's a testcase for that one, which gives an ICE:

void func() { }
int main()
{
  func[1:2:3];
}