Lazarus
Home
Help
TinyPortal
Search
Login
Register
Lazarus
»
Forum
»
Programming
»
General
»
Why does the TypeInfo intrinsic return a typeless pointer instead of PTypeInfo?
Free Pascal
Website
Downloads
Wiki
Documentation
Bugtracker
Mailing List
Lazarus
Website
Downloads (Laz+FPC)
Packages (OPM)
FAQ
Wiki
Documentation (RTL/FCL/LCL)
Bugtracker
CCR Bugs
IRC channel
GIT
Mailing List
Other languages
Foundation
Website
Useful Wiki Links
Project Roadmap
Getting the Source
Screenshots
How to use the forum
About donations (wiki)
Bookstore
Computer Math and Games in Pascal
(preview)
Lazarus Handbook
Search
Advanced search
Recent
Parameter passing odditie...
by
KodeZwerg
[
Today
at 11:04:39 pm]
Can function be used for ...
by
jamie
[
Today
at 10:53:10 pm]
(Solved) TIndexedAVLTree ...
by
lainz
[
Today
at 10:49:03 pm]
Demo Scene Picture sinwav...
by
KodeZwerg
[
Today
at 10:26:21 pm]
fkInternalCalc
by
zraja
[
Today
at 09:31:07 pm]
A fairly simple sound sol...
by
KodeZwerg
[
Today
at 09:23:37 pm]
add new targets to make
by
marcov
[
Today
at 08:38:42 pm]
how to tweek fpmake to co...
by
marcov
[
Today
at 08:29:16 pm]
Quirky windows
by
ASerge
[
Today
at 07:07:16 pm]
[Request] Demo Scene Sub ...
by
Gigatron
[
Today
at 06:29:39 pm]
Unlocking Files
by
KodeZwerg
[
Today
at 06:03:08 pm]
[SOLVED] trunk bug for mi...
by
Key-Real
[
Today
at 05:56:32 pm]
Demo Scene Bitmap Font Sc...
by
Gigatron
[
Today
at 05:56:27 pm]
Compile/Convert Delphi pr...
by
Martin_fr
[
Today
at 05:43:11 pm]
Generics - correct syntax
by
Thaddy
[
Today
at 05:40:59 pm]
Lazarus for Windows on aa...
by
msintle
[
Today
at 05:32:42 pm]
InstallAware Using Lazaru...
by
msintle
[
Today
at 05:26:36 pm]
Xcode Command Line Tools ...
by
Joseph
[
Today
at 05:16:39 pm]
Offical launch of the 1 B...
by
Hartmut
[
Today
at 04:49:29 pm]
what to do if my target M...
by
nickysn
[
Today
at 04:16:02 pm]
compiler error in unit
by
paule32
[
Today
at 03:49:50 pm]
Multithreading - synchron...
by
mika
[
Today
at 01:48:51 pm]
May be useful to somebody
by
KodeZwerg
[
Today
at 12:38:22 pm]
match automatic highlight...
by
Чебурашка
[
Today
at 11:35:14 am]
Tchart with dual numbers ...
by
wp
[
Today
at 10:48:18 am]
« previous
next »
Print
Pages: [
1
]
Author
Topic: Why does the TypeInfo intrinsic return a typeless pointer instead of PTypeInfo? (Read 2641 times)
SlightlyOutOfPhase
New member
Posts: 8
Why does the TypeInfo intrinsic return a typeless pointer instead of PTypeInfo?
«
on:
June 15, 2018, 08:09:28 pm »
.
«
Last Edit: February 21, 2020, 10:41:00 pm by SlightlyOutOfPhase
»
Logged
howardpc
Hero Member
Posts: 4144
Re: Why does the TypeInfo intrinsic return a typeless pointer instead of PTypeInfo?
«
Reply #1 on:
June 15, 2018, 10:08:05 pm »
The "reasoning" may simply be for Delphi compatibility.
Logged
taazz
Hero Member
Posts: 5368
Re: Why does the TypeInfo intrinsic return a typeless pointer instead of PTypeInfo?
«
Reply #2 on:
June 15, 2018, 10:36:10 pm »
because ptypeinfo is declared in the typinfo unit which is compiler specific and for that reason can not be allowed to polute the system unit which should be as agnostic as possible.
Logged
Good judgement is the result of experience … Experience is the result of bad judgement.
OS : Windows 7 64 bit
Laz: Lazarus 1.4.4 FPC 2.6.4 i386-win32-win32/win64
dredd
Newbie
Posts: 5
Re: Why does the TypeInfo intrinsic return a typeless pointer instead of PTypeInfo?
«
Reply #3 on:
June 16, 2018, 08:03:04 am »
why should it make sense? let it be and go ahead
Logged
burp!
Print
Pages: [
1
]
« previous
next »
Lazarus
»
Forum
»
Programming
»
General
»
Why does the TypeInfo intrinsic return a typeless pointer instead of PTypeInfo?
TinyPortal
© 2005-2018