Whitelist operator== and operator!= as valid for unused value warnings,
even when overloaded and user-defined. These operators are both more
valuable to warn on (due to likely typos) and extremely unlikely to be
reasonable for use to trigger side-effects.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137823 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaCXX/overloaded-operator.cpp b/test/SemaCXX/overloaded-operator.cpp
index 462d023..36d9559 100644
--- a/test/SemaCXX/overloaded-operator.cpp
+++ b/test/SemaCXX/overloaded-operator.cpp
@@ -36,7 +36,7 @@
bool operator==(A&, Z&); // expected-note 3{{candidate function}}
void h(A a, const A ac, Z z) {
- make_A() == z;
+ make_A() == z; // expected-warning{{equality comparison result unused}}
a == z; // expected-error{{use of overloaded operator '==' is ambiguous}}
ac == z; // expected-error{{invalid operands to binary expression ('const A' and 'Z')}}
}
@@ -45,7 +45,7 @@
bool operator==(const B&) const;
void test(Z z) {
- make_A() == z;
+ make_A() == z; // expected-warning{{equality comparison result unused}}
}
};