[fpc-devel] Detecting clashing ppus

C Western l at c-m-w.me.uk
Sat Apr 1 10:40:06 CEST 2017

I recently encountered a problem with clashing .ppu files - see the 
thread in the lazarus mailing list "Strange problem compiling IDE". I 
found it difficult to track down, and it would have been much easier if 
the full pathname had been given. Looking at the compiler source this 
looks like a trivial change - see attached patch. The error message then 
changes from

Warning: Recompiling Expr, checksum changed for spe.ppu {impl}


Warning: Recompiling Expr, checksum changed for 
/home/me/fpc/lazarus.w/components/tachart/lib/i386-linux/gtk2/spe.ppu {impl}

The former took me a long time to fix, whereas the latter points 
immediately to the problem (a local copy of something in the fpc numlib 

Is this a sensible change?

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