https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116391
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Status|UNCONFIRMED |NEW Last reconfirmed| |2024-08-16 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Confirmed. An example is: ``` #include <arm_acle.h> void f() { __arm_rsr64 ("iadr_el1"); __arm_rsr64 ("aidr_el1"); } ``` The second is the correct spelling. Note clang ICEs on the invalid names :).