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From: Dmitry A. Kazakov <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: Overloading procedures with Float and Long_Float types
Date: Mon, 08 Mar 2004 11:10:45 +0100
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Date: 2004-03-08T11:10:45+01:00
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On Mon, 08 Mar 2004 09:06:00 +0000, "Luke A. Guest"
<laguest@n_o_p_o_r_k_a_n_d_h_a_m.abyss2.demon.co.uk> wrote:

>On Mon, 08 Mar 2004 08:20:19 +0000, Preben Randhol wrote:
>
>> On 2004-03-08, Luke A. Guest <laguest@n_o_p_o_r_k_a_n_d_h_a_m.abyss2.demon.co.uk> wrote:
>>> On Mon, 08 Mar 2004 03:49:03 +0000, James Rogers wrote:
>>>
>>>> This appears to be a problem with your version. The version 3.15P
>>>> has no problems with this code.
>>>> 
>>>> Jim Rogers
>>>
>>> Sorry, but it doesn't, this is the output of my installed 3.15p version
>>> which is the same as my 5.02w version:
>>>
>>> example.adb:228:19: ambiguous expression (cannot resolve "Translate")
>>                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^
>
>Translate is another st of overloaded functions with the same signature as
>Vertex;
>
>	procedure Translate(X, Y, Z : in GLdouble);
>	procedure Translate(X, Y, Z : in GLfloat);
>
>It's just that I've 3 Translate calls and about 40 Vertex calls in my test
>program.

This is only possible if you are using literals:

   Translate (1.0, 1.0, 1.0);  -- This is ambiguous

The compiler does not knwo which kind of Float you mean.

   Translate (GLfloat (1.0), 1.0, 1.0); -- This is OK

Now the compiler has a hint.

--
Regards,
Dmitry Kazakov
www.dmitry-kazakov.de