diff --git a/src/cmd/compile/internal/gc/ssa.go b/src/cmd/compile/internal/gc/ssa.go
index afba7db..87d2374 100644
--- a/src/cmd/compile/internal/gc/ssa.go
+++ b/src/cmd/compile/internal/gc/ssa.go
@@ -3608,6 +3608,11 @@
 		// pseudos in the right place when we spill to these nodes.
 		return
 	}
+	if n.Class == PPARAMOUT {
+		// Don't track named output values.  This prevents return values
+		// from being assigned too early. See #14591 and #14762. TODO: allow this.
+		return
+	}
 	if n.Class == PAUTO && n.Xoffset != 0 {
 		s.Fatalf("AUTO var with offset %s %d", n, n.Xoffset)
 	}
diff --git a/src/cmd/compile/internal/ssa/copyelim.go b/src/cmd/compile/internal/ssa/copyelim.go
index cfeff21..5488134 100644
--- a/src/cmd/compile/internal/ssa/copyelim.go
+++ b/src/cmd/compile/internal/ssa/copyelim.go
@@ -28,7 +28,7 @@
 				x = x.Args[0]
 			}
 			if x != v {
-				values[i] = v
+				values[i] = x
 			}
 		}
 	}