File: explicit-constructor-cxx20.cpp

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (59 lines) | stat: -rw-r--r-- 1,084 bytes parent folder | download | duplicates (14)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
// RUN: %check_clang_tidy %s google-explicit-constructor %t -std=c++20-or-later

namespace issue_81121
{

static constexpr bool ConstFalse = false;
static constexpr bool ConstTrue = true;

struct A {
  explicit(true) A(int);
};

struct B {
  explicit(false) B(int);
};

struct C {
  explicit(ConstTrue) C(int);
};

struct D {
  explicit(ConstFalse) D(int);
  // CHECK-MESSAGES: :[[@LINE-1]]:24: warning: single-argument constructors explicit expression evaluates to 'false' [google-explicit-constructor]
};

template <typename>
struct E {
  explicit(true) E(int);
};

template <typename>
struct F {
  explicit(false) F(int);
};

template <typename>
struct G {
  explicit(ConstTrue) G(int);
};

template <typename>
struct H {
  explicit(ConstFalse) H(int);
  // CHECK-MESSAGES: :[[@LINE-1]]:24: warning: single-argument constructors explicit expression evaluates to 'false' [google-explicit-constructor]
};

template <int Val>
struct I {
  explicit(Val > 0) I(int);
};

template <int Val>
struct J {
  explicit(Val > 0) J(int);
};

void useJ(J<0>, J<100>);

} // namespace issue_81121