On 07/18/2009 10:35 AM, dharmendra pandit wrote:
> Hi,
>
> I tried the following simple code segment in gcc and it gave the
> incompatible type error as mentioned below.
>
> int main() {
> int arr[10];
> arr = arr; // error: incompatible types when assigning to type
> ‘int[10]’ from type ‘int *’
> }
>
> Here it seems GCC is retaining the left hand side type of arr to be
> array of 10 ints whereas on the right hand side
> it has changed its type from array to pointer to integer. I tried
> searching the relevant sections in the standard ISO C
> document number WG14/N1124 justifying the above behaviour of GCC but
> failed to conclude it from the specifications.
> It would be of great help if someone can point me out the relevant
> sections from the specs.
6.3.2.1 Para 3.
I'm surprised you ask, since this convention has been used since early
K&R C.
Andrew.
