src/test/ui/feature-gates/feature-gate-wasm_abi.rs

   1 // needs-llvm-components: webassembly
   2 // compile-flags: --target=wasm32-unknown-unknown --crate-type=rlib
   3 #![no_core]
   4 #![feature(no_core, lang_items)]
   5 #[lang="sized"]
   6 trait Sized { }
   7
   8 extern "wasm" fn fu() {} //~ ERROR wasm ABI is experimental
   9
  10 trait T {
  11     extern "wasm" fn mu(); //~ ERROR wasm ABI is experimental
  12     extern "wasm" fn dmu() {} //~ ERROR wasm ABI is experimental
  13 }
  14
  15 struct S;
  16 impl T for S {
  17     extern "wasm" fn mu() {} //~ ERROR wasm ABI is experimental
  18 }
  19
  20 impl S {
  21     extern "wasm" fn imu() {} //~ ERROR wasm ABI is experimental
  22 }
  23
  24 type TAU = extern "wasm" fn(); //~ ERROR wasm ABI is experimental
  25
  26 extern "wasm" {} //~ ERROR wasm ABI is experimental