510   } impl_;  member in wasm::Val
512   Val(ValKind kind, impl impl) : kind_(kind), impl_(impl) {}  in Val()
515   Val() : kind_(ValKind::EXTERNREF) { impl_.ref = nullptr; }  in Val()
516   explicit Val(int32_t i) : kind_(ValKind::I32) { impl_.i32 = i; }  in Val()
517   explicit Val(int64_t i) : kind_(ValKind::I64) { impl_.i64 = i; }  in Val()
518   explicit Val(float32_t z) : kind_(ValKind::F32) { impl_.f32 = z; }  in Val()
519   explicit Val(float64_t z) : kind_(ValKind::F64) { impl_.f64 = z; }  in Val()
520   explicit Val(own<Ref>&& r) : kind_(ValKind::EXTERNREF) { impl_.ref = r.release(); }  in Val()
522   Val(Val&& that) : kind_(that.kind_), impl_(that.impl_) {  in Val()
523     if (is_ref()) that.impl_.ref = nullptr;  in Val()
542     if (is_ref() && impl_.ref) {  in reset()
543       destroyer()(impl_.ref);  in reset()
544       impl_.ref = nullptr;  in reset()
551     impl_ = that.impl_;  in reset()
552     if (is_ref()) that.impl_.ref = nullptr;  in reset()
561   auto i32() const -> int32_t { assert(kind_ == ValKind::I32); return impl_.i32; }  in i32()
562   auto i64() const -> int64_t { assert(kind_ == ValKind::I64); return impl_.i64; }  in i64()
563   auto f32() const -> float32_t { assert(kind_ == ValKind::F32); return impl_.f32; }  in f32()
564   auto f64() const -> float64_t { assert(kind_ == ValKind::F64); return impl_.f64; }  in f64()
565   auto ref() const -> Ref* { assert(is_ref()); return impl_.ref; }  in ref()
570     auto ref = impl_.ref;  in release_ref()
571     impl_.ref = nullptr;  in release_ref()
576     if (is_ref() && impl_.ref != nullptr) {  in copy()
580       impl.ref = impl_.ref->copy().release();  in copy()
583       return Val(kind_, impl_);  in copy()