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digitalmars.D.bugs - [Issue 3512] New: dchar iteration over string in CTFE fails

reply d-bugmail puremagic.com writes:
http://d.puremagic.com/issues/show_bug.cgi?id=3512

           Summary: dchar iteration over string in CTFE fails
           Product: D
           Version: 2.036
          Platform: Other
        OS/Version: Windows
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody puremagic.com
        ReportedBy: wbaxter gmail.com



Code:
    string s = "ohai";
    foreach (int i, dchar c; s)
    {}


Error:
Error: cannot evaluate _aApplycd2(s,int delegate(ref int __applyArg0, ref dchar
__applyArg1)
{
dchar c2 = __applyArg1;
int i = __applyArg0;
if (cast(uint)c == cast(uint)c2)
__result = i;
return 2;
return 0;
}
) at compile time


foreach(dchar c; s)  also fails similarly.

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Nov 15 2009
next sibling parent d-bugmail puremagic.com writes:
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Jacob Carlborg <doob me.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |doob me.com



This does work for me using dmd 2.037 and later but not using dmd 1.055 on Mac
OS X.

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Jan 10 2010
prev sibling next sibling parent d-bugmail puremagic.com writes:
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David Röthlisberger <david rothlis.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |david rothlis.net



PST ---
I'm seeing a similar error. dmd 2.050 on OS X.

Code:
    import std.string;
    void main()
    {
      mixin("int " ~ tolower("A") ~ ";");
    }

Error:

/Users/drothlis/dmd2/osx/bin/../../src/phobos/std/string.d(792): Error:
_aApplycd2 cannot be interpreted at compile time, because it has no available
source code
minimal.d(5): Error: cannot evaluate tolower("A") at compile time

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Nov 11 2010
prev sibling next sibling parent d-bugmail puremagic.com writes:
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PST ---

Whereas the original code posted by Bill Baxter compiles successfully.

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PST ---



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Johann MacDonagh <johann.macdonagh gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |johann.macdonagh gmail.com



06:32:18 PDT ---
This still fails, and will most likely be fixed by issue 6268.

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Jul 09 2011
prev sibling next sibling parent d-bugmail puremagic.com writes:
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Don <clugdbug yahoo.com.au> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |cbkbbejeap mailinator.com



*** Issue 6268 has been marked as a duplicate of this issue. ***

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Jul 22 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



17:14:29 PDT ---
https://github.com/D-Programming-Language/dmd/commit/9318dc44c3e9aa75907966b9fd122c0cc6700891

https://github.com/D-Programming-Language/dmd/commit/571661646ca420aa4c3fb348e86e35ed8faae624

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Aug 03 2011