File: p1.cpp

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb10u4
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 1,418,792 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (48 lines) | stat: -rw-r--r-- 1,535 bytes parent folder | download | duplicates (42)
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
// RUN: %clang_cc1 -fsyntax-only -verify %s

struct A {
  unsigned bitX : 4;
  unsigned bitY : 4;
  unsigned var;

  void foo();
};

void test(A *a) {
  int x;
  x = sizeof(a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
  x = sizeof((unsigned) a->bitX);
  x = sizeof(a->foo(), a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
  x = sizeof(a->var ? a->bitX : a->bitY); // expected-error {{invalid application of 'sizeof' to bit-field}}
  x = sizeof(a->var ? a->bitX : a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
  x = sizeof(a->bitX = 3); // expected-error {{invalid application of 'sizeof' to bit-field}}
  x = sizeof(a->bitY += 3); // expected-error {{invalid application of 'sizeof' to bit-field}}
}

void test2() {
  int x;
  x = sizeof(void); // expected-error {{invalid application of 'sizeof' to an incomplete type 'void'}}
  x = sizeof(int()); // expected-error {{invalid application of 'sizeof' to a function type}}
  x = sizeof(test2()); // expected-error {{invalid application of 'sizeof' to an incomplete type 'void'}}
  x = sizeof(test2); // expected-error {{invalid application of 'sizeof' to a function type}}
}

namespace pr16992 {

template<typename T> struct ABC {
  int func () {
    return sizeof T;  // expected-error {{expected parentheses around type name in sizeof expression}}
  }
};

ABC<int> qq;

template<typename T> struct ABC2 {
  int func () {
    return sizeof T::A;
  }
};

struct QQ { int A; };
ABC2<QQ> qq2;
}