| // RUN: %check_clang_tidy %s hicpp-signed-bitwise %t -- \ |
| // RUN: -config="{CheckOptions: {hicpp-signed-bitwise.IgnorePositiveIntegerLiterals: true}}" \ |
| // RUN: -- -std=c++11 |
| |
| void examples() { |
| unsigned UValue = 40u; |
| unsigned URes; |
| |
| URes = UValue & 1u; //Ok |
| URes = UValue & -1; |
| // CHECK-MESSAGES: :[[@LINE-1]]:19: warning: use of a signed integer operand with a binary bitwise operator |
| |
| unsigned URes2 = URes << 1; //Ok |
| unsigned URes3 = URes & 1; //Ok |
| |
| int IResult; |
| IResult = 10 & 2; //Ok |
| IResult = 3 << -1; |
| // CHECK-MESSAGES: :[[@LINE-1]]:18: warning: use of a signed integer operand with a binary bitwise operator |
| |
| int Int = 30; |
| IResult = Int << 1; |
| // CHECK-MESSAGES: :[[@LINE-1]]:13: warning: use of a signed integer operand with a binary bitwise operator |
| IResult = ~0; //Ok |
| IResult = -1 & 1; |
| // CHECK-MESSAGES: :[[@LINE-1]]:13: warning: use of a signed integer operand with a binary bitwise operator [hicpp-signed-bitwise] |
| } |
| |
| enum EnumConstruction { |
| one = 1, |
| two = 2, |
| test1 = 1 << 12, //Ok |
| test2 = one << two, |
| // CHECK-MESSAGES: :[[@LINE-1]]:11: warning: use of a signed integer operand with a binary bitwise operator |
| test3 = 1u << 12, //Ok |
| }; |