File: pr82878.C

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gcc-arm-none-eabi 15%3A7-2018-q2-5
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// { dg-do compile { target c++11 } }
// { dg-additional-options "-O" }
// pr 82878 erroneously unwrapped a reference parm in the lambda::_FUN
// thunk.

struct A {
  ~A();
  operator int ();
};

void baz ();

void
bar (A b)
{
  void (*lam) (A) = [](A) { baz (); };

  if (auto c = b)
    lam (c);
}