Richard Guenther wrote:
> [PR c/51527]
>
> I think the fix would be sth like
>
> Index: gcc/convert.c
> ===================================================================
> --- gcc/convert.c (revision 186871)
> +++ gcc/convert.c (working copy)
> @@ -769,6 +769,7 @@ convert_to_integer (tree type, tree expr
> (Otherwise would recurse infinitely in convert. */
> if (TYPE_PRECISION (typex) != inprec)
> {
> + tree otypex = typex;
> /* Don't do unsigned arithmetic where signed was wanted,
> or vice versa.
> Exception: if both of the original operands were
> @@ -806,10 +807,11 @@ convert_to_integer (tree type, tree expr
> typex = unsigned_type_for (typex);
> else
> typex = signed_type_for (typex);
> - return convert (type,
> - fold_build2 (ex_form, typex,
> - convert (typex, arg0),
> - convert (typex, arg1)));
> + if (TYPE_PRECISION (otypex) == TYPE_PRECISION (typex))
> + return convert (type,
> + fold_build2 (ex_form, typex,
> + convert (typex, arg0),
> + convert (typex, arg1)));
> }
> }
> }
Thanks for the patch.
I bootstrapped and regression-tested on i686-pc-linux-gnu.
If it's ok with you I'd go ahead and install it.
And maybe Peter could tell if it also fixes the issue on his platform.
Johann
