message: Fix compilation error var name
diff: @@ -119,7 +119,7 @@ pub extern "C" fn abort_stack_overflow(_what: c_int, ctx: &mut Ctx) {
  );
  }
  -pub extern "C" fn _llvm_trap(_ctx: &mut Ctx) {
  +pub extern "C" fn _llvm_trap(ctx: &mut Ctx) {
  debug!("emscripten::_llvm_trap");
  abort_with_message("abort!", ctx);
  }
  