// ensure a default level assert with a failing predicate does not generate an // error during runtime when the contracts mode is off // { dg-do run } // { dg-options "-std=c++2a -fcontracts -fcontract-mode=off" } // { dg-output "returning from main" } // { dg-skip-if "requires hosted libstdc++ for cstdio" { ! hostedlib } } #include <cstdio> int constexpr f() { constexpr int x = 1; [[assert default: x < 0]]; return x; } template<typename T> int k() { int x = 1; [[assert default: x < 0]]; return x; } int main() { int x = 1; [[assert default: x < 0]]; constexpr int x2 = f(); int x3 = k<int>(); printf ("returning from main\n"); return 0; }