diff options
Diffstat (limited to 'test/SemaCXX/expressions.cpp')
| -rw-r--r-- | test/SemaCXX/expressions.cpp | 75 |
1 files changed, 54 insertions, 21 deletions
diff --git a/test/SemaCXX/expressions.cpp b/test/SemaCXX/expressions.cpp index 8a294face3806..355833e693fa2 100644 --- a/test/SemaCXX/expressions.cpp +++ b/test/SemaCXX/expressions.cpp @@ -34,7 +34,9 @@ namespace test1 { } int test2(int x) { - return x && 4; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} + return x && 4; // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} return x && sizeof(int) == 4; // no warning, RHS is logical op. return x && true; @@ -42,38 +44,69 @@ int test2(int x) { return x || true; return x || false; - return x && (unsigned)0; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} + return x && (unsigned)0; // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} - return x || (unsigned)1; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} + return x || (unsigned)1; // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} - return x || 0; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x || 1; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x || -1; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x || 5; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x && 0; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} - return x && 1; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} - return x && -1; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} - return x && 5; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} - return x || (0); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x || (1); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x || (-1); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x || (5); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}} - return x && (0); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} - return x && (1); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} - return x && (-1); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} - return x && (5); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} + return x || 0; // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x || 1; // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x || -1; // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x || 5; // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x && 0; // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} + return x && 1; // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} + return x && -1; // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} + return x && 5; // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} + return x || (0); // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x || (1); // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x || (-1); // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x || (5); // expected-warning {{use of logical '||' with constant operand}} \ + // expected-note {{use '|' for a bitwise operation}} + return x && (0); // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} + return x && (1); // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} + return x && (-1); // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} + return x && (5); // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} } template<unsigned int A, unsigned int B> struct S { enum { e1 = A && B, - e2 = A && 7 // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} + e2 = A && 7 // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} }; int foo() { int x = A && B; - int y = B && 3; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}} + int y = B && 3; // expected-warning {{use of logical '&&' with constant operand}} \ + // expected-note {{use '&' for a bitwise operation}} \ + // expected-note {{remove constant to silence this warning}} return x + y; } |