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Bug 24711 – Elf object file code sections are being padded with 00 bytes for alignment

Status: NEW
Severity: minor
Priority: P1
Component: dmd
Product: D
Version: D2
Platform: All
OS: Linux
Creation time: 2024-08-20T04:37:17Z
Last change time: 2024-12-13T19:36:53Z
Assigned to: No Owner
Creator: Walter Bright

Comments

Comment #0 by bugzilla — 2024-08-20T04:37:17Z

gcc doesn't do that. I don't know why dmd is. This can cause problems with disassembly because 00 bytes decode to two instructions, which can overflow the code section.

Comment #1 by zxinsworld — 2024-08-20T05:02:27Z

Should it be padded with CC or 90 in your opinion?

Comment #2 by robert.schadek — 2024-12-13T19:36:53Z

THIS ISSUE HAS BEEN MOVED TO GITHUB https://github.com/dlang/dmd/issues/18264 DO NOT COMMENT HERE ANYMORE, NOBODY WILL SEE IT, THIS ISSUE HAS BEEN MOVED TO GITHUB