1 // PR c++/21687
2 // { dg-options "--param ggc-min-expand=0 --param ggc-min-heapsize=0" }
3 
4 template <class Union>
perform_test_trivial()5 void perform_test_trivial() {
6   struct check_union {  void perform_test_trivial() {} };
7 }
8 
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