| // RUN: %check_clang_tidy -check-suffix=DEFAULT %s \ |
| // RUN: cppcoreguidelines-narrowing-conversions %t -- \ |
| // RUN: -config='{CheckOptions: [{key: cppcoreguidelines-narrowing-conversions.WarnOnIntegerNarrowingConversion, value: true}]}' |
| |
| // RUN: %check_clang_tidy -check-suffix=DISABLED %s \ |
| // RUN: cppcoreguidelines-narrowing-conversions %t -- \ |
| // RUN: -config='{CheckOptions: [{key: cppcoreguidelines-narrowing-conversions.WarnOnIntegerNarrowingConversion, value: false}]}' |
| |
| void foo(unsigned long long value) { |
| int a = value; |
| // CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:11: warning: narrowing conversion from 'unsigned long long' to signed type 'int' is implementation-defined [cppcoreguidelines-narrowing-conversions] |
| // DISABLED: No warning for integer narrowing conversions when WarnOnIntegerNarrowingConversion = false. |
| long long b = value; |
| // CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:17: warning: narrowing conversion from 'unsigned long long' to signed type 'long long' is implementation-defined [cppcoreguidelines-narrowing-conversions] |
| // DISABLED: No warning for integer narrowing conversions when WarnOnIntegerNarrowingConversion = false. |
| } |
| |
| void casting_float_to_bool_is_still_operational_when_integer_narrowing_is_disabled(float f) { |
| if (f) { |
| // CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:7: warning: narrowing conversion from 'float' to 'bool' [cppcoreguidelines-narrowing-conversions] |
| // CHECK-MESSAGES-DISABLED: :[[@LINE-2]]:7: warning: narrowing conversion from 'float' to 'bool' [cppcoreguidelines-narrowing-conversions] |
| } |
| } |