On Wed, 9 Aug 2023, Jakub Jelinek wrote:

> Hi!
> 
> With _BitInt(575) or any other _BitInt(513) or larger constants we can
> run into this assertion.  MAX_BITSIZE_MODE_ANY_INT is just a value from
> which WIDE_INT_MAX_PRECISION is derived.

OK.

Richard.

> 2023-08-09  Jakub Jelinek  <ja...@redhat.com>
> 
>       PR c/102989
>       * lto-streamer-in.cc (lto_input_tree_1): Assert TYPE_PRECISION
>       is up to WIDE_INT_MAX_PRECISION rather than MAX_BITSIZE_MODE_ANY_INT.
> 
> --- gcc/lto-streamer-in.cc.jj 2023-07-17 09:07:42.078283882 +0200
> +++ gcc/lto-streamer-in.cc    2023-07-27 15:03:24.255234159 +0200
> @@ -1888,7 +1888,7 @@ lto_input_tree_1 (class lto_input_block
>  
>        for (i = 0; i < len; i++)
>       a[i] = streamer_read_hwi (ib);
> -      gcc_assert (TYPE_PRECISION (type) <= MAX_BITSIZE_MODE_ANY_INT);
> +      gcc_assert (TYPE_PRECISION (type) <= WIDE_INT_MAX_PRECISION);
>        result = wide_int_to_tree (type, wide_int::from_array
>                                (a, len, TYPE_PRECISION (type)));
>        streamer_tree_cache_append (data_in->reader_cache, result, hash);
> 
>       Jakub
> 

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