Simplify the logic described in the comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182534 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/MC/MCRegisterInfo.h b/include/llvm/MC/MCRegisterInfo.h
index 47ef0b457bcecdc3557b33b99c89593856cedc32..c41d46660638109889eed39e17c3e4c664ca64f2 100644 (file)
--- a/include/llvm/MC/MCRegisterInfo.h
+++ b/include/llvm/MC/MCRegisterInfo.h
@@ -510,9 +510,7 @@ public:
 // super-registers. All registers aliasing Unit can be visited like this:
 //
 //   for (MCRegUnitRootIterator RI(Unit, MCRI); RI.isValid(); ++RI) {
-//     unsigned Root = *RI;
-//     visit(Root);
-//     for (MCSuperRegIterator SI(Root, MCRI); SI.isValid(); ++SI)
+//     for (MCSuperRegIterator SI(Root, MCRI, true); SI.isValid(); ++SI)
 //       visit(*SI);
 //    }