Free Pascal Compiler version 2.0.2 [2005/11/26] for i386 Copyright (c) 1993-2005 by Florian Klaempfl Target OS: Linux for i386 Compiling case1.pas case1.pas(10,48) Warning: Variable "r1" does not seem to be initialized case1.pas(11,48) Warning: Variable "r2" does not seem to be initialized case1.pas(12,48) Warning: Variable "r3" does not seem to be initialized case1.pas(13,41) Warning: Variable "b" does not seem to be initialized case1.pas(14,40) Warning: Variable "f" does not seem to be initialized case1.pas(15,32) Warning: Variable "c" does not seem to be initialized Linking executable 23 Lines compiled, 0.0 sec