if (X==A) b();  // A doesn't change
A = X;  // A does change
f(A);  void f(int &A)  // A could change 
f(A);  void f(int A)  // A doesn't change
f(&A);  void f(int *A)  // A could change

quote:

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Originally posted by accord

Are you aware of our current filtering methods? You can filter by write and read references.

We're also considering to indicate lines where symbol might be modified in Find References Results list:

case=9955

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void set(int &var, int value)
{
  var = value;
}

int x = 0;
set(x,1);  // VA lists this as a read, but it is actually a write