fork download 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. void test() {
  5. 	string s1 = "foo";
  6. 	string s2 = "bar";
  7. 	string s = s1 + s2;
  8. 	const char* sp = s.c_str();
  9. 	delete sp;
  10. }
  11.  
  12. int main() {
  13. 	test();
  14. 	return 0;
  15. }
Runtime error #stdin #stdout #stderr 0s 3460KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
stderr 
*** Error in `./prog': free(): invalid pointer: 0x08233a4c ***
https://ideone.com/xwUt2R
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!