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Newsgroups: comp.lang.ada
Date: Mon, 30 Dec 2019 09:51:56 -0800 (PST)
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Subject: Re: Is this a bug?
From: Anh Vo <anhvofrcaus@gmail.com>
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Xref: reader01.eternal-september.org comp.lang.ada:57774
Date: 2019-12-30T09:51:56-08:00
List-Id: <comp.lang.ada>

On Monday, December 30, 2019 at 7:44:37 AM UTC-8, reinert wrote:
> Hello,
> 
> assume the following Ada procedure:
> ------------------------------------------------------------------------------
> with Text_IO;
> procedure test1 is
> package test_package is
>  type rec1_t is tagged record
>    a : integer := 2;  
> -- b : integer := 2;
>  end record;
>  function a(x : rec1_t) return integer is (3);
>  rec1 : rec1_t;
> end test_package;
> begin
>   Text_IO.Put(" test_package.rec1: " & integer'image(test_package.rec1.a));
> end test1;
> -------------------------------------------------------------------------------
> 
> It gives (for mye computer): 
> 
> test_package.rec1:  2
> 
> If I change the statement 
> 
> "a : integer := 2;"
> 
> to
> 
> "b : integer := 2;"
> 
> then I get:
> 
> test_package.rec1:  3
> 
> Is this reasonable?  Bug?
> 
> reinert

No, the compiler behaves correctly. In fact, if tagged record is replaced by record, the latter case will be rejected.

Anh Vo