llvm-project/clang-tools-extra/test/clang-tidy/checkers/cppcoreguidelines-narrowing...

24 lines
1.1 KiB
C++

// RUN: %check_clang_tidy %s cppcoreguidelines-narrowing-conversions %t \
// RUN: -config="{CheckOptions: [ \
// RUN: {key: "cppcoreguidelines-narrowing-conversions.PedanticMode", value: true} \
// RUN: ]}" \
// RUN: -- -target x86_64-unknown-linux -fsigned-char
namespace floats {
void triggers_wrong_constant_type_warning(double d) {
int i = 0.0;
// CHECK-MESSAGES: :[[@LINE-1]]:11: warning: constant value should be of type of type 'int' instead of 'double' [cppcoreguidelines-narrowing-conversions]
i += 2.0;
// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: constant value should be of type of type 'int' instead of 'double' [cppcoreguidelines-narrowing-conversions]
i += 2.0f;
// CHECK-MESSAGES: :[[@LINE-1]]:8: warning: constant value should be of type of type 'int' instead of 'float' [cppcoreguidelines-narrowing-conversions]
}
void triggers_narrowing_warning_when_overflowing() {
unsigned short us = 65537.0;
// CHECK-MESSAGES: :[[@LINE-1]]:23: warning: narrowing conversion from constant 'double' to 'unsigned short' [cppcoreguidelines-narrowing-conversions]
}
} // namespace floats