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Article #208

Re: CB2007 optimization codegen bug

#208
From: Zara
Date: Thu, 12 Jul 2007 13:16
42 lines
2061 bytes
On Thu, 12 Jul 2007 04:09:43 -0700, Antony Corbett
<a.corbett@celcat.com> wrote:

>Has anyone else experienced access violations when running code that
>has been "Optimized for Speed" (the default RELEASE setting)? Here's
>the simplest example:
>
>1. Create a new VCL forms app
>
>2. Drop a TComboBox and TDateTimePicker on the main form
>
>3. Main form code:
>
>__fastcall TForm1::TForm1(TComponent* Owner)
>	: TForm(Owner)
>{
>ComboBox1->Items->Add("Item1");
>ComboBox1->OnChange = ComboBox1Change;
>}
>
>void __fastcall TForm1::ComboBox1Change(TObject *Sender)
>{
>DateTimePicker1->Date = Now();
>}
>
>4. Build using the RELEASE configuration (or any other configuration
>with "Optimize for Speed" enabled)
>
>Now when you run the app and select "Item1" you get an access
>violation. This happens using other constructs also, but the above is
>the simplest example I could devise.
>
>Rgds
>Antony


I may be related to the bug I reported in QC 48623. I will try to take
a llok at it tomorrow.

Regards,

Zara
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From: Zara <me_zara@dea.spamcon.org>
Newsgroups: borland.public.cppbuilder.upgrade
Subject: Re: CB2007 optimization codegen bug
Date: Thu, 12 Jul 2007 15:16:46 +0200
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