Are you targeting a platform other than x86? I recently added support for 64-bit atomics on all platforms, and without the right cpu or target feature set LLVM will lower them to intrinsic calls, and it's possible that you're missing an intrinsic somewhere.
On Fri, Feb 14, 2014 at 9:48 AM, Ian Daniher <[email protected]> wrote: > Hey All, > > I'm attempting to run rustc on a 3.0.36 kernel. Within the last few weeks, > it started complaining about __kernel_cmpxchg64. Unfortunately, like many, > the systems on which I'd like to use Rust are beyond my control, so simply > upgrading the kernel's not an especially viable option. > > Anyone know the root cause of this issue? > > Thanks! > -- > Ian > > _______________________________________________ > Rust-dev mailing list > [email protected] > https://mail.mozilla.org/listinfo/rust-dev > _______________________________________________ Rust-dev mailing list [email protected] https://mail.mozilla.org/listinfo/rust-dev
