clang/test/CXX/expr/expr.prim/expr.prim.lambda/p10.cpp


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 -std=c++11 %s -verify

int GlobalVar; // expected-note {{declared here}}

namespace N {
  int AmbiguousVar; // expected-note {{candidate}}
}
int AmbiguousVar; // expected-note {{candidate}}
using namespace N;

class X0 {
  int Member;

  static void Overload(int);
  void Overload();
  virtual X0& Overload(float);

  void explicit_capture() {
    int variable; // expected-note {{declared here}}
    (void)[&Overload] () {}; // expected-error {{does not name a variable}} 
    (void)[&GlobalVar] () {}; // expected-error {{does not have automatic storage duration}} 
    (void)[&AmbiguousVar] () {}; // expected-error {{reference to 'AmbiguousVar' is ambiguous}} 
    (void)[&Variable] () {}; // expected-error {{use of undeclared identifier 'Variable'; did you mean 'variable'}}
  }
};

void test_reaching_scope() {
  int local; // expected-note{{declared here}}
  static int local_static; // expected-note{{'local_static' declared here}}
  (void)[=]() {
    struct InnerLocal {
      void member() {
        (void)[local, // expected-error{{reference to local variable 'local' declared in enclosing function 'test_reaching_scope'}}
               local_static]() { // expected-error{{'local_static' cannot be captured because it does not have automatic storage duration}}
          return 0;
        };
      }
    };
  };
}