[Bug middle-end/71492] Read from volatile pointer is removed

[stettberger at dokucode dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71492

--- Comment #1 from Christian Dietrich <stettberger at dokucode dot de> ---
Bug in Compiler explorer.... the correct link is: https://godbolt.org/g/dqdVWR