Function multiple_blocks

cranelift/codegen/src/ir/layout.rs:1097–1123

()

    #[test]
    fn multiple_blocks() {
        let mut layout = Layout::new();

        let e0 = Block::new(0);
        let e1 = Block::new(1);

        assert_eq!(layout.entry_block(), None);
        layout.append_block(e0);
        assert_eq!(layout.entry_block(), Some(e0));
        layout.append_block(e1);
        assert_eq!(layout.entry_block(), Some(e0));

        let i0 = Inst::new(0);
        let i1 = Inst::new(1);
        let i2 = Inst::new(2);
        let i3 = Inst::new(3);

        layout.append_inst(i0, e0);
        layout.append_inst(i1, e0);
        layout.append_inst(i2, e1);
        layout.append_inst(i3, e1);

        let v0: Vec<Inst> = layout.block_insts(e0).collect();
        let v1: Vec<Inst> = layout.block_insts(e1).collect();
        assert_eq!(v0, [i0, i1]);
        assert_eq!(v1, [i2, i3]);
    }

    #[test]
    fn split_block() {