Index: include/clang/Basic/DiagnosticSemaKinds.td
===================================================================
--- include/clang/Basic/DiagnosticSemaKinds.td
+++ include/clang/Basic/DiagnosticSemaKinds.td
@@ -5642,10 +5642,10 @@
   "remove constant to silence this warning">;
 
 def warn_bitwise_op_in_bitwise_op : Warning<
-  "'%0' within '%1'">, InGroup<BitwiseOpParentheses>;
+  "'%0' within '%1'">, InGroup<BitwiseOpParentheses>, DefaultIgnore;
 
 def warn_logical_and_in_logical_or : Warning<
-  "'&&' within '||'">, InGroup<LogicalOpParentheses>;
+  "'&&' within '||'">, InGroup<LogicalOpParentheses>, DefaultIgnore;
 
 def warn_overloaded_shift_in_comparison :Warning<
   "overloaded operator %select{>>|<<}0 has higher precedence than "
Index: test/SemaCXX/parentheses.cpp
===================================================================
--- test/SemaCXX/parentheses.cpp
+++ test/SemaCXX/parentheses.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -verify %s
+// RUN: %clang_cc1 -verify -Wlogical-op-parentheses %s
 
 // PR16930, PR16727:
 template<class Foo>