[fpc-devel] Fatal: Invalid PPU-File entry: 242

[Michael Van Canneyt]

On Thu, 30 Apr 2020, Bart via fpc-devel wrote:

> Hi,
>
> Given that I have fpctrunk installed in c:\pp
> This implies that there is a c:\pp\units\i386-win32\rtl folder and in
> that folder there is (a.o.) the file system.ppu
>
> Now I have a test.pas file that simply consists of "begin end."
>
> When I add c:\pp\units\i386-win32\rtl to the units path (yes, I know
> that is stupid, but please have a little patience, you'll find out why
> later on) and then try to compile test.pas I get confusing results:
>
> (SYSTEM)   Loading unit SYSTEM
> (SYSTEM)   PPU Name: C:\devel\fpc\3.2.0\units\i386-win32\rtl\system.ppu
> (SYSTEM)   PPU Invalid Header (no PPU at the begin)
> (SYSTEM)   PPU Name: C:\pp\units\i386-win32\rtl\system.ppu
> (SYSTEM)   PPU Time: 2020/03/31 22:15:34
> (SYSTEM)   PPU Flags: 4224
> (SYSTEM)   PPU Crc: 5E999730
> (SYSTEM)   PPU Crc: E5978BE9 (intfc)
> (SYSTEM)   PPU Crc: E4BD4DAF (indc)
> (SYSTEM)   Number of definitions: 3470
> (SYSTEM)   Number of symbols: 9654
> ...
> (SYSINITPAS) Finished loading unit SYSINITPAS
> Linking test.exe
> 2 lines compiled, 0.1 sec, 28112 bytes code, 1300 bytes data
>
> So, it seems I can point fpc 3.0.4 and fpc 3.3.1 to the wrong
> system.ppu, it will simply ignore it and find the one specified in
> fpc.cfg.
> Not so for fpc 3.2.0 RC1.

It does try to load the one in fpc.cfg, but it is invalid:

(SYSTEM)   PPU Name: C:\devel\fpc\3.2.0\units\i386-win32\rtl\system.ppu
(SYSTEM)   PPU Invalid Header (no PPU at the begin)

Now it tries the one you specified:

(SYSTEM)   PPU Name: C:\pp\units\i386-win32\rtl\system.pp


Michael.