If the orq instruction was really a noop then there would be no problem as well? | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		SPascareli13 on July 20, 2024 \| parent \| context \| favorite \| on: Debugging an evil Go runtime bug: From heat guns t... If the orq instruction was really a noop then there would be no problem as well?

comex on July 20, 2024 [–]

In that case it couldn’t corrupt data, but the orq instruction itself could crash if it pointed to an unmapped address. (Which is kind of the point of stack probes.)

Consider applying for YC's Summer 2026 batch! Applications are open till May 4
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact