atomics wrap around on overflow

2026-06-01 14:10:03 +03:00 · 2018-10-12 09:07:56 +02:00
parent 616645255a
commit b99e1267be
1 changed files with 1 additions and 1 deletions
@@ -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())?;
            }