[fpc-pascal] Re: Copying over one .pas and modifying it - problem with debug info or... me

Reinier Olislagers reinierolislagers at gmail.com
Thu Feb 28 16:03:31 CET 2013

On 28-2-2013 9:24, Reinier Olislagers wrote:
> The test program works (I've put in a writeln to show it's modified) but
> debugging in Lazarus doesn't because it misses debug info.
> 1. Is what I am doing the right way?
> 2. Is there a problem with FPC generating no debug info/duplicate debug
> info? I've tried both with stabs and dwarf, with standard FPC 2.6.0
> without debug info as well as FPC trunk with -gw2 -godwarfsets -gl
> Martin found problems with missing debug info in my log [1]
> [1] Discussion on
> http://lazarus.freepascal.org/index.php/topic,20066.0.html
> Test program in this post:
> http://lazarus.freepascal.org/index.php/topic,20066.msg115278.html#msg115278

Martin's post:

> I checked your new code again (just with GDB 7.5):
> It claims, that the exe contains no code for "TFPReaderTiff.ReadImgValue" (from your unit).
> It does not matter if that claim is right or wrong. If the claim is wrong, it still can not be fixed in the IDE.
> -------
> I put a writeln in there. And it gets called. So gdb/fpc or linker is wrong.
> It seems to be the linker. At least on windows. If I use -Xe (external linker) then it works.
> So you an check with the FPC team if this is a known issue with the build in linker, or if you should report it as a bug.

3. Is this a known issue with the built-in linker or should I report a bug?


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