Joe Tsai <******@****.***> 1452760728 -0800

	"text/scanner"

	"cmd/internal/src"
)

// A ScanToken represents an input item. It is a simple wrapping of rune, as
// returned by text/scanner.Scanner, plus a couple of extra values.
type ScanToken rune

const (
	// Asm defines some two-character lexemes. We make up
	// a rune/ScanToken value for them - ugly but simple.
	LSH          ScanToken = -1000 - iota // << Left shift.

	"text/scanner"
)

type lexTest struct {
	name   string
	input  string
	output string
}

var lexTests = []lexTest{
	{
		"empty",
		"",
		"",
	},
	{
		"simple",
		"1 (a)",
		"1.(.a.)",
	},
	{
		"simple define",
		lines(
			"#define A 1234",
			"A",
		),
		"1234.\n",
	},
	{
		"define without value",
		"#define A",
		"",
	},
	{
		"macro without arguments",

by the `go` directive in the file's enclosing `go.mod` file, and
by any [`//go:build` constraints](https://pkg.go.dev/cmd/go#hdr-Build_constraints)
in the file.)

For example, it will report a diagnostic for a reference to the
`reflect.TypeFor` function (introduced in go1.22) from a file in a
module whose go.mod file specifies `go 1.21`.

    validations:
      required: true
  - type: textarea
    id: editor-and-settings
    attributes:
      label: "Editor and settings"
      description: "Your editor and any settings you have configured (for example, your VSCode settings.json file)"
    validations:
      required: false
  - type: textarea
    id: logs
    attributes:
      label: "Logs"

pkg go/build, type Package struct, BinaryOnly bool
pkg go/build, type Package struct, CgoFFLAGS []string
pkg go/build, type Package struct, FFiles []string
pkg go/doc, type Example struct, Unordered bool
pkg io, const SeekCurrent = 1
pkg io, const SeekCurrent ideal-int
pkg io, const SeekEnd = 2
pkg io, const SeekEnd ideal-int
pkg io, const SeekStart = 0
pkg io, const SeekStart ideal-int

		p.errorf("TEXT %q: ABIInternal requires NOSPLIT", name)
	}

	// Next operand is the frame and arg size.
	// Bizarre syntax: $frameSize-argSize is two words, not subtraction.
	// Both frameSize and argSize must be simple integers; only frameSize
	// can be negative.
	// The "-argSize" may be missing; if so, set it to objabi.ArgsSizeUnknown.
	// Parse left to right.
	op := operands[next]
	if len(op) < 2 || op[0].ScanToken != '$' {