> Where did you find this in the docs ? On the official ftp server: ftp://ftp.freepascal.org/pub/fpc/beta/2.6.0-rc1/docs/
I downloadad doc-pdf.zip (file dats inside the zip of all contained pdf files is 2011-10-9-18:01) The file I am referring to is the prog.pdf (Programmer's guide): Programmer’s Guide for Free Pascal, Version 2.6.0rc1 Document version 2.4 October 2011 On page 121 in chapter 11.3 Optimization switches: "-Or: This setting causes the code generator to check which variables are used most, so it can keep those in a register." (there are also a few more mentionings in other parts of the document) Bernd _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-pascal