[fpc-devel] Wrong docs: not initialized global variables
Michael Van Canneyt
michael at freepascal.org
Sun Mar 25 13:07:56 CEST 2018
On Sat, 24 Mar 2018, Ondrej Pokorny wrote:
> On 24.03.2018 23:00, Sven Barth via fpc-devel wrote:
>> Ondrej Pokorny <lazarus at kluug.net <mailto:lazarus at kluug.net>> schrieb am
>> Sa., 24. März 2018, 20:49:
>> This is not correct. Global simple variables are always
>> initialized. At
>> least in Delphi it is so:
>> you do not explicitly initialize a global variable, the compiler
>> initializes it to 0."
>> So, Delphi *does* document it. Okay, in that case the documentation needs
>> to be updated, cause up to now the assumption has been that this is an
>> implementation detail.
> It has always been so in Delphi - at least since I learnt it. The Delphi 7
> docs (I can't find older docs online) state it as well:
> on page 5-38 "If you don’t explicitly initialize a global variable, the
> compiler initializes it to 0." (Docs are at
> http://docs.embarcadero.com/products/rad_studio/ )
Please file a bugreport.
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