[Issue 5176] New: Limit static object sizes

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=5176

           Summary: Limit static object sizes
           Product: D
           Version: unspecified
          Platform: Other
        OS/Version: Mac OS X
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody at puremagic.com
        ReportedBy: andrei at metalanguage.com


--- Comment #0 from Andrei Alexandrescu <andrei at metalanguage.com> 2010-11-05 17:38:13 PDT ---
Objects of very large size can corrupt memory when used via null pointers:

struct S {
    char raw[100_000];
}

S * s = null;

To avoid this, static object sizes should be limited to a value that guarantees
hardware memory protection (e.g. 64KB).

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