File: cppcoreguidelines-narrowing-conversions-pedanticmode-option.cpp

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (23 lines) | stat: -rw-r--r-- 1,107 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
// RUN: %check_clang_tidy %s cppcoreguidelines-narrowing-conversions %t \
// RUN: -config="{CheckOptions: [ \
// RUN:   {key: "cppcoreguidelines-narrowing-conversions.PedanticMode", value: 1} \
// 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