`asm()` on function declarations is used for specifying the mangling. But that specific spelling is a GNU extension unlike `__asm()`. Found by building with `-std=c2y` in Clang's C frontend's config file.
`asm()` on function declarations is used for specifying the mangling. But that specific spelling is a GNU extension unlike `__asm()`. Found by building with `-std=c2y` in Clang's C frontend's config file.