[Bug middle-end/99578] gcc-11 -Warray-bounds or -Wstringop-overread warning when accessing a pointer from integer literal

Mon, 15 Mar 2021 01:38:40 -0700 

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99578

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2021-03-15
             Blocks|                            |56456
     Ever confirmed|0                           |1

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
Note heuristically 0xe8ffc000 isn't likely such an offset from a NULL pointer
object because the object would be quite large.

The diagnostic could maybe also clarify that it assumes 0xe8ffc000 is an
offsetted NULL pointer.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56456
[Bug 56456] [meta-bug] bogus/missing -Warray-bounds

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