[Bug tree-optimization/127262] [13/14/15/16/17 Regression] ICE at -O1 -Wall

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127262

Drea Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2026-09-08

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
(gdb) p debug_tree(a_pred.pred_lhs)
 <ssa_name 0x7ffff72225d8
    type <integer_type 0x7ffff741d5e8 int public SI
        size <integer_cst 0x7ffff741f210 constant 32>
        unit-size <integer_cst 0x7ffff741f228 constant 4>
        align:32 warn_if_not_align:0 symtab:0 alias-set -1 canonical-type
0x7ffff741d5e8 precision:32 min <integer_cst 0x7ffff741f1c8 -2147483648> max
<integer_cst 0x7ffff741f1e0 2147483647>
        pointer_to_this <pointer_type 0x7ffff7425b28>>
    visited
    def_stmt _4 = (int) c18_21;
    version:4
    ptr-info 0x7ffff741ca80>
$16 = void
(gdb) p debug_tree(a_pred.pred_rhs)
 <integer_cst 0x7ffff7211900 type <integer_type 0x7ffff7219930 uint8_t>
constant 13>
$17 = void

A type mismatch causing the issue.