>
> ---
> gcc/tree.h | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/gcc/tree.h b/gcc/tree.h
> index bd0c51b2a18..86a4542f58b 100644
> --- a/gcc/tree.h
> +++ b/gcc/tree.h
> @@ -6156,6 +6156,17 @@ int_bit_position (const_tree field)
> + wi::to_offset (DECL_FIELD_BIT_OFFSET (field))).to_shwi ();
> }
>
> +/* Determine if tree code is a constant */
> +inline bool
> +tree_code_is_cst (tree op)
> +{
> + int code = TREE_CODE (op);
> + if (code == INTEGER_CST || code == REAL_CST || code == COMPLEX_CST
> + || code == VECTOR_CST)
> + return true;
> + return false;
We have is_gimple_ip_invariant which I think should suit your purpose -
it return true if tree is a constant, it also accepts things like
addresses of (global) variables, functions and labels.
> +}
> +
> /* Return true if it makes sense to consider alias set for a type T. */
>
> inline bool
> --
> 2.18.1
>
