1 // Test that we catch excessive recursion.
2 // { dg-do compile { target c++11 } }
3 // { dg-options "-fconstexpr-depth=5" }
4 // { dg-prune-output "in constexpr expansion" }
f(int i)5 constexpr int f (int i) { return f (i-1); } // { dg-message "in .constexpr. expansion of " }
6 constexpr int i = f(42);	// { dg-error ".constexpr. evaluation depth|in .constexpr. expansion of " }
7