Lazarus
Home
Help
TinyPortal
Search
Login
Register
Lazarus
»
Forum
»
Programming
»
General
»
Negative offset
Free Pascal
Website
Downloads
Wiki
Documentation
Bugtracker
Mailing List
Lazarus
Website
Downloads (Laz+FPC)
Packages (OPM)
FAQ
Wiki
Documentation (RTL/FCL/LCL)
Bugtracker
CCR Bugs
GIT
Mailing List
Other languages
Foundation
Website
Useful Wiki Links
Project Roadmap
Getting the Source
Screenshots
How to use the forum
Forum Rules
About donations (wiki)
Bookstore
Computer Math and Games in Pascal
(preview)
Lazarus Handbook
Search
Advanced search
Recent
PWM signals, atmega328p, ...
by
pascalbythree
[
Today
at 12:39:25 pm]
Ann: DeCoperators
by
Fibonacci
[
Today
at 12:34:19 pm]
(Solved)TUpDown KeyDown ...
by
morknot
[
Today
at 12:18:52 pm]
Ann: Deinline: a de-inlin...
by
Thaddy
[
Today
at 11:48:23 am]
FPC Unleashed (inline var...
by
creaothceann
[
Today
at 11:38:14 am]
I hope FreePascal can sup...
by
Zvoni
[
Today
at 10:22:18 am]
Remote desktop software i...
by
creaothceann
[
Today
at 10:09:49 am]
Delimited text - how find...
by
Zvoni
[
Today
at 08:47:36 am]
Naming daemons during ins...
by
LeP
[
Today
at 08:46:39 am]
AI assisted translation o...
by
Thaddy
[
Today
at 06:54:14 am]
Zipper: Addition of mult...
by
dgrhoads
[
Today
at 06:48:20 am]
[SOLVED] Can't pass strin...
by
mas steindorff
[April 14, 2026, 08:51:15 pm]
Fast Canvas Library V1.05...
by
Gigatron
[April 14, 2026, 08:39:38 pm]
Translation of Lazarus ID...
by
pmralbuquerque
[April 14, 2026, 07:47:01 pm]
GTK3: FillRect() mispaint...
by
zeljko
[April 14, 2026, 07:23:52 pm]
Necromancer's Dos Navigat...
by
Thaddy
[April 14, 2026, 06:26:29 pm]
Trying to plot points, bu...
by
garymq
[April 14, 2026, 02:01:36 pm]
SPC Player Library
by
creaothceann
[April 14, 2026, 01:59:25 pm]
How to merge multiple cla...
by
cdbc
[April 14, 2026, 11:57:56 am]
Fractal of Mandelbrot
by
Boleeman
[April 14, 2026, 10:20:21 am]
My project to build and p...
by
krolikbest
[April 14, 2026, 09:07:12 am]
Weird error
by
xiyi0616
[April 14, 2026, 07:10:18 am]
fp-h2pas: New C header tr...
by
Gustavo 'Gus' Carreno
[April 13, 2026, 06:32:22 pm]
Nezplug Library Player
by
Gigatron
[April 13, 2026, 04:15:33 pm]
Eschecs (UCI chess GUI) 5...
by
Roland57
[April 13, 2026, 04:10:12 pm]
« previous
next »
Print
Pages: [
1
]
Author
Topic: Negative offset (Read 815 times)
LemonParty
Sr. Member
Posts: 438
Negative offset
«
on:
May 18, 2025, 06:05:47 pm »
I notice when compile code like this:
Code: Pascal
[Select]
[+]
[-]
mov qword ptr
[
rsp
-
8
]
,
rsi
compiler give warning
Quote
Warning: Use of [RSP-offset], access may cause a crash or value may be lost
What can be done with this or this warning may be ignored?
Logged
Lazarus v. 4.99. FPC v. 3.3.1. Windows 11
ASerge
Hero Member
Posts: 2481
Re: Negative offset
«
Reply #1 on:
May 18, 2025, 10:16:37 pm »
Code: Pascal
[Select]
[+]
[-]
{$PUSH}
{$WARN 7105 off : Use of $1, access may cause a crash or value may be lost}
mov qword ptr
[
rsp
-
8
]
,
rsi
{$POP}
Logged
LemonParty
Sr. Member
Posts: 438
Re: Negative offset
«
Reply #2 on:
May 19, 2025, 12:58:11 pm »
Thank you.
Logged
Lazarus v. 4.99. FPC v. 3.3.1. Windows 11
Print
Pages: [
1
]
« previous
next »
Lazarus
»
Forum
»
Programming
»
General
»
Negative offset
TinyPortal
© 2005-2018