1// RUN: %check_clang_tidy -check-suffix=DEFAULT %s \
2// RUN: cppcoreguidelines-narrowing-conversions %t -- \
3// RUN: -config='{CheckOptions: {cppcoreguidelines-narrowing-conversions.WarnOnIntegerToFloatingPointNarrowingConversion: true}}'
4
5// RUN: %check_clang_tidy -check-suffix=DISABLED %s \
6// RUN: cppcoreguidelines-narrowing-conversions %t -- \
7// RUN: -config='{CheckOptions: {cppcoreguidelines-narrowing-conversions.WarnOnIntegerToFloatingPointNarrowingConversion: false}}'
8
9void foo(unsigned long long value) {
10 double a = value;
11 // CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:14: warning: narrowing conversion from 'unsigned long long' to 'double' [cppcoreguidelines-narrowing-conversions]
12 // DISABLED: No warning for integer to floating-point narrowing conversions when WarnOnIntegerToFloatingPointNarrowingConversion = false.
13}
14
15void floating_point_to_integer_is_still_not_ok(double f) {
16 int a = f;
17 // CHECK-MESSAGES-DEFAULT: :[[@LINE-1]]:11: warning: narrowing conversion from 'double' to 'int' [cppcoreguidelines-narrowing-conversions]
18 // CHECK-MESSAGES-DISABLED: :[[@LINE-2]]:11: warning: narrowing conversion from 'double' to 'int' [cppcoreguidelines-narrowing-conversions]
19}
20

source code of clang-tools-extra/test/clang-tidy/checkers/cppcoreguidelines/narrowing-conversions-narrowingintegertofloatingpoint-option.cpp