Free Pascal Compiler version 3.0.0 [2015/11/16] for i386
Copyright (c) 1993-2015 by Florian Klaempfl and others
Target OS: Win32 for i386
Compiling foo.pas
foo.pas(8,26) Error: Can't read or write variables of this type
foo.pas(16,10) Warning: Variable "Num" does not seem to be initialized
foo.pas(16,17) Warning: Variable "W" does not seem to be initialized
foo.pas(17,9) Error: Operator is not overloaded: "Array[1..1000] Of Double" + "Double"
foo.pas(19,26) Error: Operator is not overloaded: "Double" + "Array[1..1000] Of Double"
foo.pas(21,4) Fatal: There were 3 errors compiling module, stopping
Fatal: Compilation aborted
Error: C:\FPC\3.0.0\bin\i386-win32\ppc386.exe returned an error exitcode