[Issue 6949] New: no warning or error if unsigned variable is compared to 0

[d-bugmail]

http://d.puremagic.com/issues/show_bug.cgi?id=6949

           Summary: no warning or error if unsigned variable is compared
                    to 0
           Product: D
           Version: D1 & D2
          Platform: All
        OS/Version: All
            Status: NEW
          Keywords: diagnostic
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nob...@puremagic.com
        ReportedBy: mrmoc...@gmx.de


--- Comment #0 from Trass3r <mrmoc...@gmx.de> 2011-11-14 18:15:49 PST ---
void main()
{
    uint i = 0;
    if (i < 0)
        assert(0, "never");
}

I think such a case means that something went subtly wrong and the variable's
type was intended to be signed, so there should be an error or warning.

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