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digitalmars.D.bugs - [Issue 7043] New: CTFE: ICE illegal reference value 0LU

reply d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=7043

           Summary: CTFE: ICE illegal reference value 0LU
           Product: D
           Version: D1 & D2
          Platform: All
        OS/Version: All
            Status: NEW
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody puremagic.com
        ReportedBy: mrmocool gmx.de



import std.conv;
string demangleZSymbols(string sym)
{
        char[] res;
            try
                auto len = parse!uint(sym);
            catch (Exception e)
                sym = null;
        return cast(immutable) res;
}
pragma(msg, demangleZSymbols("8serenity9persister6Sqlite7__arrayZ"));

$ dmd -c -release -O -inline treemapgen.d
std/array.d(467): Error: CTFE internal error: illegal reference value 0LU

dmd: interpret.c:6244: void VarDeclaration::createRefValue(Expression*):
Assertion `IsRefValueValid(newval)' failed.

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Dec 01 2011
next sibling parent d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=7043




Created an attachment (id=1048)
withoutstd

Here's a reduced version not importing phobos. Don't know if that helps.

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Dec 01 2011
prev sibling next sibling parent d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=7043


Don <clugdbug yahoo.com.au> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |clugdbug yahoo.com.au
            Summary|CTFE: ICE illegal reference |CTFE: ICE illegal reference
                   |value 0LU                   |value 0LU, only with
                   |                            |-inline



Reduced test case, requires -inline:

bool decode(S)(ref int x) {
    return true;
}

bool front(A)() {
    int i = 0;
    return decode!(char)(i);
}

static assert( is(typeof({ front!(int)(); }())) );
static assert ( front!(int)());

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Dec 02 2011
prev sibling next sibling parent d-bugmail puremagic.com writes:
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Further reduced. Still requires -inline.

bool bug7043(S)(ref int x) {
    return true;
}

static assert( { 
    int i = 0;
    return bug7043!(char)(i);
}() );

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Dec 02 2011
prev sibling parent d-bugmail puremagic.com writes:
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Walter Bright <bugzilla digitalmars.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |bugzilla digitalmars.com
         Resolution|                            |FIXED



21:57:10 PST ---
https://github.com/D-Programming-Language/dmd/commit/d0e793e0e62d3d11ab9c622e934388d16af51c3b

https://github.com/D-Programming-Language/dmd/commit/325e94c9354fd5d3e21a1976df83b78a2d3a1a41

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Dec 18 2011