hakorune/apps/tests/joinir_if_merge_simple.hako

// Phase 33-7: IfMerge lowering test (simple pattern)
//
// Pattern: if cond { x=a; y=b } else { x=c; y=d } return x+y
// Expected:
//   - cond=true → (x=1, y=2) → return 3
//   - cond=false → (x=3, y=4) → return 7

static box IfMergeTest {
    simple_true() {
        local x
        local y

        if true {
            x = 1
            y = 2
        } else {
            x = 3
            y = 4
        }

        return x + y
    }

    simple_false() {
        local x
        local y

        if false {
            x = 1
            y = 2
        } else {
            x = 3
            y = 4
        }

        return x + y
    }

    main() {
        local result_true
        local result_false

        result_true = me.simple_true()
        result_false = me.simple_false()

        print("simple_true: ")
        print(result_true)
        print("\n")

        print("simple_false: ")
        print(result_false)
        print("\n")

        // Verify results
        if result_true == 3 {
            print("PASS: simple_true\n")
        } else {
            print("FAIL: simple_true\n")
        }

        if result_false == 7 {
            print("PASS: simple_false\n")
        } else {
            print("FAIL: simple_false\n")
        }
    }
}