File: initializer.cpp

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16.1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,388 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (44 lines) | stat: -rw-r--r-- 1,294 bytes parent folder | download | duplicates (23)
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
// RUN: %clang_analyze_cc1 -w -analyzer-checker=core -analyzer-output=text \
// RUN:   -verify %s

namespace note_on_skipped_vbases {
struct A {
  int x;
  A() : x(0) {} // expected-note{{The value 0 is assigned to 'c.x'}}
  A(int x) : x(x) {}
};

struct B : virtual A {
  int y;
  // This note appears only once, when this constructor is called from C.
  // When this constructor is called from D, this note is still correct but
  // it doesn't appear because it's pruned out because it's irrelevant to the
  // bug report.
  B(): // expected-note{{Virtual base initialization skipped because it has already been handled by the most derived class}}
    A(1),
    y(1 / x) // expected-warning{{Division by zero}}
             // expected-note@-1{{Division by zero}}
  {}
};

struct C : B {
  C(): // expected-note{{Calling default constructor for 'A'}}
       // expected-note@-1{{Returning from default constructor for 'A'}}
    B() // expected-note{{Calling default constructor for 'B'}}
  {}
};

void test_note() {
  C c; // expected-note{{Calling default constructor for 'C'}}
}

struct D: B {
  D() : A(1), B() {}
};

void test_prunability() {
  D d;
  1 / 0; // expected-warning{{Division by zero}}
         // expected-note@-1{{Division by zero}}
}
} // namespace note_on_skipped_vbases