[Bug c++/88761] [8/9 Regression] ICE in tsubst_copy, at cp/pt.c:15478 when chaining lambda calls & fold-expressions

[ensadc at mailnesia dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88761

ensadc at mailnesia dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ensadc at mailnesia dot com

--- Comment #2 from ensadc at mailnesia dot com ---
Reduced:

template <int>
void a() {
  int b;

  [&](auto c) {
    if constexpr (sizeof(c) != 42) {
      [&] { b; };
    }
  }(0);
}

template void a<1>();