Porting to XE5 and the “W1030 Invalid compiler directive: ‘true’” warning

If you port your application to Delphi XE5 and you receive this warning

[dcc32 Warning] W1030 Invalid compiler directive: 'true'


then edit the ‘Build Configurations (Debug)’ settings and change the setting
“Debug information” from “True”

to “Debug Information” (located at “Delphi Compiler -> Compiling -> Debugging”):

and the warning will be gone.