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(13,31) Warning: Variable "a" does not seem to be initialized case1.pas(14,31) Warning: Variable "b" does not seem to be initialized case1.pas(15,31) Warning: Variable "c" does not seem to be initialized case1.pas(16,5) Warning: Variable "z" does not seem to be initialized case1.pas(17,5) Warning: Variable "y" does not seem to be initialized case1.pas(18,5) Warning: Variable "x" does not seem to be initialized Linking executable 29 Lines compiled, 0.0 sec