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  1.     #include <iostream>
  2.  
  3.     struct TestStructure;
  4.  
  5.     void TestFunction(TestStructure*);  // forward declaration
  6.  
  7.     struct TestStructure {
  8.         int i;
  9.         void TestFunction(TestStructure* /*unused*/) {
  10.             std::cout << "TestStructure TestFunction\n";
  11.         }
  12.         void foo() {
  13.             std::cout << "From foo:\n";
  14.             TestFunction(this);
  15.             std::cout << "::TestFunction:\n";
  16.             ::TestFunction(this);
  17.         }
  18.     };
  19.  
  20.     void TestFunction(TestStructure* /*unused*/) {
  21.         std::cout << "Free TestFunction\n";
  22.     }
  23.  
  24.     int main() {
  25.         std::cout << "From main:\n";
  26.         TestFunction(nullptr);
  27.  
  28.         TestStructure t;
  29.         t.foo();
  30.     }
  31.  
Success #stdin #stdout 0s 3412KB
comments (?)
stdin 
Standard input is empty
stdout 
From main:
Free TestFunction
From foo:
TestStructure TestFunction
::TestFunction:
Free TestFunction
https://ideone.com/B51J4C
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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