File: bool-increment.cpp

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (84 lines) | stat: -rw-r--r-- 1,611 bytes parent folder | download | duplicates (26)
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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.ExprInspection -verify -std=c++98 -Wno-deprecated %s
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.ExprInspection -verify -std=c++11 -Wno-deprecated %s
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.ExprInspection -verify -std=c++14 -Wno-deprecated %s

extern void clang_analyzer_eval(bool);

void test_bool_value() {
  {
    bool b = true;
    clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
  }

  {
    bool b = false;
    clang_analyzer_eval(b == 0); // expected-warning{{TRUE}}
  }

  {
    bool b = -10;
    clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
  }

  {
    bool b = 10;
    clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
  }

  {
    bool b = 10;
    b++;
    clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
  }

  {
    bool b = 0;
    b++;
    clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
  }
}

void test_bool_increment() {
  {
    bool b = true;
    b++;
    clang_analyzer_eval(b); // expected-warning{{TRUE}}
  }

  {
    bool b = false;
    b++;
    clang_analyzer_eval(b); // expected-warning{{TRUE}}
  }

  {
    bool b = true;
    ++b;
    clang_analyzer_eval(b); // expected-warning{{TRUE}}
  }

  {
    bool b = false;
    ++b;
    clang_analyzer_eval(b); // expected-warning{{TRUE}}
  }

  {
    bool b = 0;
    ++b;
    clang_analyzer_eval(b); // expected-warning{{TRUE}}
  }

  {
    bool b = 10;
    ++b;
    ++b;
    clang_analyzer_eval(b); // expected-warning{{TRUE}}
  }

  {
    bool b = -10;
    ++b;
    clang_analyzer_eval(b); // expected-warning{{TRUE}}
  }
}