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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/110603] [14 Regression] GCC, ICE: internal
 compiler error: in verify_range, at value-range.cc:1104
Date: Mon, 10 Jul 2023 06:36:01 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D110603

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2023-07-10

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.

(gdb) p lb
$1 =3D {<wide_int_storage> =3D {val =3D {2, 45595810, 140737488342608,=20
      140737488342672, 140737488341240, 2147483664, 8, 140737339338752, 0},=
=20
    len =3D 1, precision =3D 32}, static is_sign_extended =3D true}
(gdb) p ub
$2 =3D {<wide_int_storage> =3D {val =3D {1, 1, 1, 1, 140737488341320, 21474=
83664,=20
      140737471578113, 0, 140735340871686}, len =3D 1, precision =3D 32},=20
  static is_sign_extended =3D true}

from

#4  0x0000000002b7c5d7 in (anonymous namespace)::try_substitute_return_valu=
e (
    gsi=3D0x7fffffffda18, info=3D..., res=3D...)
    at /space/rguenther/src/gcc/gcc/gimple-ssa-sprintf.cc:4254

  else if (lhs && types_compatible_p (TREE_TYPE (lhs), integer_type_node))
    {
      bool setrange =3D false;

      if (safe
          && (info.bounded || retval[1] < info.objsize)
          && (retval[0] < target_int_max ()
              && retval[1] < target_int_max ()))
        {=20
          /* If the result is in a valid range bounded by the size of
             the destination set it so that it can be used for subsequent
             optimizations.  */
          int prec =3D TYPE_PRECISION (integer_type_node);

          wide_int min =3D wi::shwi (retval[0], prec);
          wide_int max =3D wi::shwi (retval[1], prec);
          value_range r (TREE_TYPE (lhs), min, max);
          set_range_info (lhs, r);=20


The issue is likely older but only triggered with recent ranger changes
(on the verifier side?).=