* Lazarus/FPC Version: main * CPU / Bitness: x64 In continuation of conversation https://gitlab.com/freepascal.org/lazarus/lazarus/-/issues/40546#note_1601927833, I propose this option for displaying the signed expansion of a constant. [demo_test_rax.zip](/uploads/333231d77163873cbfa1cbffac2af553/demo_test_rax.zip) [sign_ext.diff](/uploads/251c4872ea50c0192d8a23e58e7e9bd1/sign_ext.diff)