[Bug sanitizer/81619] pairs of mmap/munmap do not reset asan's user-poisoning flags, leading to invalid error reports

[dvilleneuve at kronos dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81619

Daniel Villeneuve <dvilleneuve at kronos dot com> changed:

           What    |Removed                     |Added
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  Attachment #41863|0                           |1
        is obsolete|                            |

--- Comment #4 from Daniel Villeneuve <dvilleneuve at kronos dot com> ---
Created attachment 41866
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41866&action=edit
small C program showing the problem on Linux