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  1. #include <vector>
  2.  
  3.     struct foo {
  4.       std::vector<int> p;
  5.     };
  6.  
  7.     void someFunction(const foo& theFoo)
  8.     {
  9.     	theFoo.p[0] = 10;  // error.
  10.     }
  11.  
  12.     int main()
  13.     {
  14.        foo aFoo;
  15.        aFoo.p.resize(1);
  16.        someFunction(aFoo);
  17.     }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.cpp: In function 'void someFunction(const foo&)':
prog.cpp:9:18: error: assignment of read-only location 'theFoo.foo::p.std::vector<_Tp, _Alloc>::operator[]<int, std::allocator<int> >(0u)'
      theFoo.p[0] = 10;  // error.
                  ^
stdout 
Standard output is empty
https://ideone.com/GuJn7d
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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