File: copy-ctor-assign.cpp

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-18
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 1,908,340 kB
  • sloc: cpp: 6,667,937; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,987; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (52 lines) | stat: -rw-r--r-- 1,016 bytes parent folder | download | duplicates (40) 
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
 
// RUN: %clang_cc1 -fsyntax-only -verify %s

// Make sure that copy constructors and assignment operators are properly 
// generated when there is a matching 

// PR5072
template<typename T>
struct X {
  template<typename U> 
  X(const X<U>& other) 
    : value(other.value + 1) { } // expected-error{{binary expression}}

  template<typename U> 
  X& operator=(const X<U>& other)  {
    value = other.value + 1; // expected-error{{binary expression}}
    return *this;
  }
  
  T value;
};

struct Y {};

X<int Y::*> test0(X<int Y::*> x) { return x; }
X<int> test1(X<long> x) { return x; }


X<int> test2(X<int Y::*> x) { 
  return x; // expected-note{{instantiation}}
}

void test3(X<int> &x, X<int> xi, X<long> xl, X<int Y::*> xmptr) {
  x = xi;
  x = xl;
  x = xmptr; // expected-note{{instantiation}}
}

struct X1 {
  X1 &operator=(const X1&);
};

template<typename T>
struct X2 : X1 {
  template<typename U> X2 &operator=(const U&);
};

struct X3 : X2<int> {
};

void test_X2(X3 &to, X3 from) {
  to = from;
}