[Bug middle-end/82044] runtime signed integer overflow in check_mem_read_rtx() and all_positions_needed_p() in dse.c

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82044

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Keywords|                            |ice-on-valid-code
           See Also|                            |https://gcc.gnu.org/bugzill
                   |                            |a/show_bug.cgi?id=82042

--- Comment #1 from Martin Sebor <msebor at gcc dot gnu.org> ---
The code is syntactically valid but has undefined behavior at runtime.

See also bug 82042 for other similar problems.