Index: clang/include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -6468,7 +6468,7 @@
 def err_aligned_allocation_unavailable : Error<
   "aligned %select{allocation|deallocation}0 function of type '%1' is only "
   "available on %2 %3 or newer">;
-def note_silence_unligned_allocation_unavailable : Note<
+def note_silence_aligned_allocation_unavailable : Note<
   "if you supply your own aligned allocation functions, use "
   "-faligned-allocation to silence this diagnostic">;
 
Index: clang/lib/Sema/SemaExprCXX.cpp
===================================================================
--- clang/lib/Sema/SemaExprCXX.cpp
+++ clang/lib/Sema/SemaExprCXX.cpp
@@ -1744,7 +1744,7 @@
     S.Diag(Loc, diag::err_aligned_allocation_unavailable)
         << IsDelete << FD.getType().getAsString() << OSName
         << alignedAllocMinVersion(T.getOS()).getAsString();
-    S.Diag(Loc, diag::note_silence_unligned_allocation_unavailable);
+    S.Diag(Loc, diag::note_silence_aligned_allocation_unavailable);
   }
 }