File: enum-bitfield.cpp

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (38 lines) | stat: -rw-r--r-- 904 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
 
// RUN: %clang_cc1 -fsyntax-only -pedantic -std=c++11 -verify -triple x86_64-apple-darwin %s

enum E {};

struct Z {};
typedef int Integer;

struct X {
  enum E : 1; // expected-error{{anonymous bit-field}}
  enum E : Z; // expected-error{{invalid underlying type}}
  enum E2 : int;
  enum E3 : Integer;
};

struct Y {
  enum E : int(2); // expected-error{{anonymous bit-field}}
  enum E : Z(); // expected-error{{anonymous bit-field}} expected-error{{integral constant expression must have integral or unscoped enumeration type, not 'Z'}}
};

namespace pr18587 {
struct A {
  enum class B {
    C
  };
};
const int C = 4;
struct D {
  A::B : C;
};
}

enum WithUnderlying : unsigned { wu_value };
struct WithUnderlyingBitfield {
  WithUnderlying wu : 3;
} wu = { wu_value };
int want_unsigned(unsigned);
int want_unsigned(int) = delete;
int check_enum_bitfield_promotes_correctly = want_unsigned(wu.wu);