20 lines · cpp
1// RUN: %check_clang_tidy -check-suffix=DEFAULT %s \2// RUN: bugprone-narrowing-conversions %t -- \3// RUN: -config='{CheckOptions: {bugprone-narrowing-conversions.WarnOnIntegerToFloatingPointNarrowingConversion: true}}'4 5// RUN: %check_clang_tidy -check-suffix=DISABLED %s \6// RUN: bugprone-narrowing-conversions %t -- \7// RUN: -config='{CheckOptions: {bugprone-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' [bugprone-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' [bugprone-narrowing-conversions]18 // CHECK-MESSAGES-DISABLED: :[[@LINE-2]]:11: warning: narrowing conversion from 'double' to 'int' [bugprone-narrowing-conversions]19}20