tests/ui/unwind-abis/feature-gate-c-unwind.rs

   1 // Test that the "C-unwind" ABI is feature-gated, and cannot be used when the
   2 // `c_unwind` feature gate is not used.
   3
   4 #![allow(ffi_unwind_calls)]
   5 //~^ WARNING unknown lint: `ffi_unwind_calls`
   6 //~| WARNING unknown lint: `ffi_unwind_calls`
   7
   8 extern "C-unwind" fn f() {}
   9 //~^ ERROR C-unwind ABI is experimental and subject to change [E0658]
  10
  11 fn main() {
  12     f();
  13 }