[Bug target/59767] __atomic_load_n with __ATOMIC_SEQ_CST should result in a memory barrier

[mikulas at artax dot karlin.mff.cuni.cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59767

--- Comment #5 from mikulas at artax dot karlin.mff.cuni.cz ---
So, please pinpoint specific parahraph(s) in the standard that specify that
this behavior is acceptable.