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(21,9) Warning: Variable "tc" does not seem to be initialized case1.pas(22,9) Warning: Variable "tf" does not seem to be initialized case1.pas(23,9) Warning: Variable "tb" does not seem to be initialized case1.pas(25,9) Warning: Variable "x" does not seem to be initialized case1.pas(27,9) Warning: Variable "y" does not seem to be initialized case1.pas(29,9) Warning: Variable "z" does not seem to be initialized Linking executable 39 Lines compiled, 0.0 sec