diff options
Diffstat (limited to 'test/SemaCXX/warn-assignment-condition.cpp')
| -rw-r--r-- | test/SemaCXX/warn-assignment-condition.cpp | 48 |
1 files changed, 32 insertions, 16 deletions
diff --git a/test/SemaCXX/warn-assignment-condition.cpp b/test/SemaCXX/warn-assignment-condition.cpp index 1df906d..ce16a68 100644 --- a/test/SemaCXX/warn-assignment-condition.cpp +++ b/test/SemaCXX/warn-assignment-condition.cpp @@ -11,26 +11,34 @@ void test() { A a, b; // With scalars. - if (x = 7) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + if (x = 7) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} if ((x = 7)) {} do { - } while (x = 7); // expected-warning {{using the result of an assignment as a condition without parentheses}} + } while (x = 7); // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} do { } while ((x = 7)); - while (x = 7) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + while (x = 7) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} while ((x = 7)) {} - for (; x = 7; ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + for (; x = 7; ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} for (; (x = 7); ) {} - if (p = p) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + if (p = p) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} if ((p = p)) {} do { - } while (p = p); // expected-warning {{using the result of an assignment as a condition without parentheses}} + } while (p = p); // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} do { } while ((p = p)); - while (p = p) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + while (p = p) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} while ((p = p)) {} - for (; p = p; ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + for (; p = p; ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} for (; (p = p); ) {} // Initializing variables (shouldn't warn). @@ -40,26 +48,34 @@ void test() { while (A y = a) {} // With temporaries. - if (x = (b+b).foo()) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + if (x = (b+b).foo()) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} if ((x = (b+b).foo())) {} do { - } while (x = (b+b).foo()); // expected-warning {{using the result of an assignment as a condition without parentheses}} + } while (x = (b+b).foo()); // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} do { } while ((x = (b+b).foo())); - while (x = (b+b).foo()) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + while (x = (b+b).foo()) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} while ((x = (b+b).foo())) {} - for (; x = (b+b).foo(); ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + for (; x = (b+b).foo(); ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} for (; (x = (b+b).foo()); ) {} // With a user-defined operator. - if (a = b + b) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + if (a = b + b) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} if ((a = b + b)) {} do { - } while (a = b + b); // expected-warning {{using the result of an assignment as a condition without parentheses}} + } while (a = b + b); // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} do { } while ((a = b + b)); - while (a = b + b) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + while (a = b + b) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} while ((a = b + b)) {} - for (; a = b + b; ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} + for (; a = b + b; ) {} // expected-warning {{using the result of an assignment as a condition without parentheses}} \ + // expected-note{{use '==' to turn this assignment into an equality comparison}} for (; (a = b + b); ) {} } |
