}
}

func TestAssignOp(t *testing.T) {
	// there are fewer than 256 tokens
	for i := 0; i < 256; i++ {
		tok := token.Token(i)
		got := assignOp(tok)
		want := assignOps[tok]
		if got != want {
			t.Errorf("for assignOp(%s): got %s; want %s", tok, got, want)
		}
	}

		if s.ch != '+' {
			goto assignop
		}
		s.nextch()
		s.nlsemi = true
		s.tok = _IncOp

	case '-':
		s.nextch()
		s.op, s.prec = Sub, precAdd
		if s.ch != '-' {
			goto assignop
		}
		s.nextch()
		s.nlsemi = true
		s.tok = _IncOp

	case '*':
		s.nextch()
		s.op, s.prec = Mul, precMul
		// don't goto assignop - want _Star token
		if s.ch == '=' {

		return ir.OXXX, why
	}

	// 1. src can be assigned to dst.
	op, why := assignOp(src, dst)
	if op != ir.OXXX {
		return op, why
	}

	// The rules for interfaces are no different in conversions
	// than assignments. If interfaces are involved, stop now
	// with the good message from assignop.
	// Otherwise clear the error.
	if src.IsInterface() || dst.IsInterface() {

    # over time.

    # https://github.com/kubernetes/kubernetes/issues/117288#issuecomment-1507008918
    - linters:
        - gocritic
      text: "assignOp:"

    # https://github.com/kubernetes/kubernetes/issues/117288#issuecomment-1507016854
    - linters:
        - gosimple
      text: "S1002: should omit comparison to bool constant"

    # Which checks should be enabled in addition to default checks. Since we don't want
    # all of the default checks, we do the disable-all first.
    enabled-checks:
      - appendCombine
      - argOrder
      - assignOp
      - badCond
      - boolExprSimplify
      - builtinShadow
      - captLocal
      - caseOrder
      - codegenComment
      - commentedOutCode
      - commentedOutImport
      - defaultCaseOrder

    # over time.

    # https://github.com/kubernetes/kubernetes/issues/117288#issuecomment-1507008918
    - linters:
        - gocritic
      text: "assignOp:"

    # https://github.com/kubernetes/kubernetes/issues/117288#issuecomment-1507016854
    - linters:
        - gosimple
      text: "S1002: should omit comparison to bool constant"

				base.ErrorfAt(ncase.Pos(), errors.UndefinedOp, "invalid case %L in switch (incomparable type)", n1)
			} else {
				op1, _ := assignOp(n1.Type(), t)
				op2, _ := assignOp(t, n1.Type())
				if op1 == ir.OXXX && op2 == ir.OXXX {
					if n.Tag != nil {

    # over time.

    # https://github.com/kubernetes/kubernetes/issues/117288#issuecomment-1507008918
    - linters:
        - gocritic
      text: "assignOp:"

    # https://github.com/kubernetes/kubernetes/issues/117288#issuecomment-1507016854
    - linters:
        - gosimple
      text: "S1002: should omit comparison to bool constant"

		// in that case, check comparability of the concrete type.
		// The conversion allocates, so only do it if the concrete type is huge.
		converted := false
		if r.Type().Kind() != types.TBLANK {
			aop, _ = assignOp(l.Type(), r.Type())
			if aop != ir.OXXX {
				if r.Type().IsInterface() && !l.Type().IsInterface() && !types.IsComparable(l.Type()) {

	check.recordScope(node, scope)
	check.scope = scope
}

func (check *Checker) closeScope() {
	check.scope = check.scope.Parent()
}

func assignOp(op token.Token) token.Token {
	// token_test.go verifies the token ordering this function relies on
	if token.ADD_ASSIGN <= op && op <= token.AND_NOT_ASSIGN {
		return op + (token.ADD - token.ADD_ASSIGN)
	}