[fpc-devel] How about split core compiler and RTL/Packages?

[Marco van de Voort]

Op 15-4-2026 om 22:23 schreef Michael Van Canneyt via fpc-devel:
>>>
>>> But packages and most utils are quite independent, with exception of 
>>> the text-mode IDE, as it needs the compiler, and possibly the RTTI 
>>> unit.
>>
>> rtl-objpas contains rtti  unit and there is vcl-compat with many 
>> incompat changes.
>
> The rtti unit can be compiled for 3.2.2, it will miss some 
> functionality, but it will still be available. The only thing it 
> really relies upon from
> trunk is the actual extended rtti info, so people will get limited info. 

And function references, custom attributes. Though that might be a 
matter of adding ifdefs:


C:\repo\fpc\packages\rtl-objpas\src\inc>fpc rtti.pp
Free Pascal Compiler version 3.2.2 [2021/05/15] for i386
Copyright (c) 1993-2021 by Florian Klaempfl and others
Target OS: Win32 for i386
Compiling rtti.pp
rtti.pp(27,2) Warning: Illegal compiler switch "FUNCTIONREFERENCES+"
rtti.pp(91,45) Error: Identifier not found "TCustomAttribute"
rtti.pp(91,61) Error: Type identifier expected
rtti.pp(91,62) Error: Error in type definition
rtti.pp(358,75) Error: Identifier not found "TCustomAttribute"
rtti.pp(361,50) Error: Type "TCustomAttributeArray" is not completely 
defined
rtti.pp(385,18) Error: Illegal expression
rtti.pp(409,50) Error: Type "TCustomAttributeArray" is not completely 
defined
rtti.pp(424,34) Error: Identifier not found "RTLString"
rtti.pp(424,14) Error: There is no method in an ancestor class to be 
overridden: "ToString:<erroneous type>;"
rtti.pp(473,46) Error: Duplicate identifier "GetName"
rtti.pp(555,5) Warning: Constructor should be public
rtti.pp(582,18) Error: Illegal expression
rtti.pp(599,50) Error: Type "TCustomAttributeArray" is not completely 
defined
rtti.pp(618,15) Error: Identifier not found "PExtendedFieldEntry"
rtti.pp(618,34) Error: Error in type definition
rtti.pp(619,18) Error: Illegal expression
rtti.pp(628,50) Error: Type "TCustomAttributeArray" is not completely 
defined
rtti.pp(628,14) Note: Virtual method "GetAttributes:<erroneous type>;" 
has a lower visibility (protected) than parent class TRttiObject (public)
rtti.pp(664,35) Error: Identifier not found "reference"
rtti.pp(664,45) Error: Error in type definition
rtti.pp(664,45) Fatal: Syntax error, ";" expected but "TO" found
Fatal: Compilation aborted
Error: c:\fpc\3.2.2\bin\i386-win32\ppc386.exe returned an error exitcode