Merge remote-tracking branch 'origin/master' into rustup

2018-10-14 10:35:27 +02:00 · 2018-10-14 10:35:27 +02:00 · 837a17625a
commit 837a17625a
parent 10244b5a0e 7fb2fa70a7
1 changed files with 1 additions and 1 deletions
--- a/src/intrinsic.rs
+++ b/src/intrinsic.rs
@ -134,7 +134,7 @@ fn call_intrinsic(
                    "xsub" => mir::BinOp::Sub,
                    _ => bug!(),
                };
-                // FIXME: what do atomics do on overflow?
+                // Atomics wrap around on overflow.
                self.binop_ignore_overflow(op, old, rhs, ptr.into())?;
            }