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.

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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