File: anonymous-union.cpp

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (40 lines) | stat: -rw-r--r-- 837 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
// RUN: %clang_cc1 -fsyntax-only -verify %s

// PR5868
struct T0 {
  int x;
  union {
    void *m0;
  };
};
template <typename T>
struct T1 : public T0, public T { //expected-warning{{direct base 'T0' is inaccessible due to ambiguity:\n    struct T1<struct A> -> struct T0\n    struct T1<struct A> -> struct A -> struct T0}}
  void f0() { 
    m0 = 0; // expected-error{{ambiguous conversion}}
  } 
};

struct A : public T0 { };

void f1(T1<A> *S) { S->f0(); } // expected-note{{instantiation of member function}} expected-note{{in instantiation of template class 'T1<A>' requested here}}

namespace rdar8635664 {
  template<typename T>
  struct X {
    struct inner;
  
    struct inner {
      union {
        int x;
        float y;
      };

      typedef T type;
    };
  };

  void test() {
    X<int>::inner i;
    i.x = 0;
  }
}