all: fix some function names and typos in comment

Change-Id: I07e7c8eaa5bd4bac0d576b2f2f4cd3f81b0b77a4
Reviewed-on: https://go-review.googlesource.com/c/go/+/630055
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Commit-Queue: Ian Lance Taylor <iant@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Auto-Submit: Ian Lance Taylor <iant@google.com>

src/cmd/compile/internal/ssa/_gen/PPC64Ops.go

@@ -290,7 +290,7 @@ func init() {
 
 		// Movement between float and integer registers with no change in bits; accomplished with stores+loads on PPC.
 		// Because the 32-bit load-literal-bits instructions have impoverished addressability, always widen the
-		// data instead and use FMOVDload and FMOVDstore instead (this will also dodge endianess issues).
+		// data instead and use FMOVDload and FMOVDstore instead (this will also dodge endianness issues).
 		// There are optimizations that should apply -- (Xi2f64 (MOVWload (not-ADD-ptr+offset) ) ) could use
 		// the word-load instructions.  (Xi2f64 (MOVDload ptr )) can be (FMOVDload ptr)
 

src/cmd/compile/internal/ssa/_gen/genericOps.go

@@ -632,7 +632,7 @@ var genericOps = []opData{
 	// These variants have the same semantics as above atomic operations.
 	// But they are used for generating more efficient code on certain modern machines, with run-time CPU feature detection.
 	// On ARM64, these are used when the LSE hardware feature is available (either known at compile time or detected at runtime). If LSE is not available,
-	// then the basic atomic oprations are used instead.
+	// then the basic atomic operations are used instead.
 	{name: "AtomicStore8Variant", argLength: 3, typ: "Mem", hasSideEffects: true},  // Store arg1 to *arg0.  arg2=memory.  Returns memory.
 	{name: "AtomicStore32Variant", argLength: 3, typ: "Mem", hasSideEffects: true}, // Store arg1 to *arg0.  arg2=memory.  Returns memory.
 	{name: "AtomicStore64Variant", argLength: 3, typ: "Mem", hasSideEffects: true}, // Store arg1 to *arg0.  arg2=memory.  Returns memory.

src/cmd/compile/internal/types2/README.md

@@ -32,7 +32,7 @@ This is done via a generator (go/types/generate_test.go) which may be invoked vi
 `go generate` in the go/types directory.
 Generated files are clearly marked with a comment at the top and should not
 be modified by hand.
-For this reason, it is usally best to make changes to the types2 sources first.
+For this reason, it is usually best to make changes to the types2 sources first.
 The changes only need to be ported by hand for the go/types files that cannot
 be generated yet.
 
@@ -129,7 +129,7 @@ func (check *Checker) f(x *operand, e syntax.Expr, /* addition arguments, if any
 ```
 The result of typechecking expression `e` is returned via the operand `x`
 (which sometimes also serves as incoming argument).
-If an error occured the function f will report the error and try to continue
+If an error occurred the function f will report the error and try to continue
 as best as it can, but it may return an invalid operand (`x.mode == invalid`).
 Callers may need to explicitly check for invalid operands.
 

src/cmd/compile/internal/walk/order.go

@@ -453,7 +453,7 @@ func (o *orderState) edge() {
 	// never 0.
 	// Another policy presented in the paper is the Saturated Counters policy which
 	// freezes the counter when it reaches the value of 255. However, a range
-	// of experiments showed that that decreases overall performance.
+	// of experiments showed that doing so decreases overall performance.
 	o.append(ir.NewIfStmt(base.Pos,
 		ir.NewBinaryExpr(base.Pos, ir.OEQ, counter, ir.NewInt(base.Pos, 0xff)),
 		[]ir.Node{ir.NewAssignStmt(base.Pos, counter, ir.NewInt(base.Pos, 1))},
@@ -1219,7 +1219,7 @@ func (o *orderState) expr1(n, lhs ir.Node) ir.Node {
 			}
 		}
 
-		// key may need to be be addressable
+		// key may need to be addressable
 		n.Index = o.mapKeyTemp(n.Pos(), n.X.Type(), n.Index)
 		if needCopy {
 			return o.copyExpr(n)

src/cmd/go/internal/generate/generate_test.go

@@ -208,7 +208,7 @@ func TestGenerateCommandShorthand(t *testing.T) {
 }
 
 // Command-related tests for TestGenerateCommandShortHand2
-// -- Note line numbers included to check substitutions from "build-in" variable - $GOLINE
+// -- Note line numbers included to check substitutions from "built-in" variable - $GOLINE
 var splitTestsLines = []splitTestWithLine{
 	{"-command TEST1 $GOLINE", []string{"-command", "TEST1", "22"}, 22},
 	{"-command TEST2 ${DOLLAR}GOLINE", []string{"-command", "TEST2", "$GOLINE"}, 26},

src/cmd/go/internal/modload/edit.go

@@ -749,7 +749,7 @@ func (t *dqTracker) require(m, r module.Version) (ok bool) {
 		}
 	}
 
-	// Record that m is a dependant of r, so that if r is later disqualified
+	// Record that m is a dependent of r, so that if r is later disqualified
 	// m will be disqualified as well.
 	if t.requiring == nil {
 		t.requiring = make(map[module.Version][]module.Version)

src/cmd/go/internal/mvs/mvs.go

@@ -438,7 +438,7 @@ List:
 	// requirements of other modules.
 	//
 	// If one of those requirements pulls the version back up above the version
-	// identified by reqs.Previous, then the transitive dependencies of that that
+	// identified by reqs.Previous, then the transitive dependencies of that
 	// initially-downgraded version should no longer matter — in particular, we
 	// should not add new dependencies on module paths that nothing else in the
 	// updated module graph even requires.

src/cmd/go/main.go

@@ -221,7 +221,7 @@ func main() {
 	base.Exit()
 }
 
-// cmdIsGoTelemeteryOff reports whether the command is "go telemetry off". This
+// cmdIsGoTelemetryOff reports whether the command is "go telemetry off". This
 // is used to decide whether to disable the opening of counter files. See #69269.
 func cmdIsGoTelemetryOff() bool {
 	restArgs := os.Args[1:]

src/cmd/internal/obj/ppc64/asm9.go

@@ -2520,7 +2520,7 @@ func decodeMask64(mask int64) (mb, me uint32, valid bool) {
 func loadl16(r int, d int64) uint32 {
 	v := uint16(d)
 	if v == 0 {
-		// Avoid generating "ori r,r,0", r != 0. Instead, generate the architectually preferred nop.
+		// Avoid generating "ori r,r,0", r != 0. Instead, generate the architecturally preferred nop.
 		// For example, "ori r31,r31,0" is a special execution serializing nop on Power10 called "exser".
 		return NOP
 	}

src/cmd/internal/obj/util.go

@@ -717,7 +717,7 @@ func AlignmentPaddingLength(pc int32, p *Prog, ctxt *Link) int {
 	// emit as many as s bytes of padding to obtain alignment
 	s := p.To.Offset
 	if s < 0 || s >= a {
-		ctxt.Diag("PCALIGNMAX 'amount' %d must be non-negative and smaller than the aligment %d\n", s, a)
+		ctxt.Diag("PCALIGNMAX 'amount' %d must be non-negative and smaller than the alignment %d\n", s, a)
 		return 0
 	}
 	if s >= a-lob {

src/cmd/internal/objfile/disasm.go

@@ -188,7 +188,7 @@ func (fc *FileCache) Line(filename string, line int) ([]byte, error) {
 
 // Print prints a disassembly of the file to w.
 // If filter is non-nil, the disassembly only includes functions with names matching filter.
-// If printCode is true, the disassembly includs corresponding source lines.
+// If printCode is true, the disassembly includes corresponding source lines.
 // The disassembly only includes functions that overlap the range [start, end).
 func (d *Disasm) Print(w io.Writer, filter *regexp.Regexp, start, end uint64, printCode bool, gnuAsm bool) {
 	if start < d.textStart {

src/cmd/internal/script/scripttest/conditions.go

@@ -15,7 +15,7 @@ import (
 	"testing"
 )
 
-// AddToolChainConditions accepts a script.Cond map and adds into it a
+// AddToolChainScriptConditions accepts a [script.Cond] map and adds into it a
 // set of commonly used conditions for doing toolchains testing,
 // including whether the platform supports cgo, a buildmode condition,
 // support for GOEXPERIMENT testing, etc. Callers must also pass in

src/cmd/link/link_test.go

@@ -468,7 +468,7 @@ func TestMachOUUID(t *testing.T) {
 			uuid := extractUUID(exe)
 			if test.expect == "gobuildid" {
 				// Go buildid is not known in source code. Check UUID is present,
-				// and satisifies UUIDv3.
+				// and satisfies UUIDv3.
 				if uuid == "" {
 					t.Fatal("expect nonempty UUID, got empty")
 				}

src/crypto/tls/common.go

@@ -801,7 +801,7 @@ type Config struct {
 	// be VersionTLS13.
 	//
 	// When EncryptedClientHelloConfigList is set, the handshake will only
-	// succeed if ECH is sucessfully negotiated. If the server rejects ECH,
+	// succeed if ECH is successfully negotiated. If the server rejects ECH,
 	// an ECHRejectionError error will be returned, which may contain a new
 	// ECHConfigList that the server suggests using.
 	//

src/encoding/binary/binary.go

@@ -448,7 +448,7 @@ func Encode(buf []byte, order ByteOrder, data any) (int, error) {
 // Append appends the binary representation of data to buf.
 // buf may be nil, in which case a new buffer will be allocated.
 // See [Write] on which data are acceptable.
-// It returns the (possibily extended) buffer containing data or an error.
+// It returns the (possibly extended) buffer containing data or an error.
 func Append(buf []byte, order ByteOrder, data any) ([]byte, error) {
 	// Fast path for basic types and slices.
 	if n, _ := intDataSize(data); n != 0 {

src/internal/pkgbits/decoder.go

@@ -372,7 +372,7 @@ func (r *Decoder) Int64() int64 {
 	return r.rawVarint()
 }
 
-// Int64 decodes and returns a uint64 value from the element bitstream.
+// Uint64 decodes and returns a uint64 value from the element bitstream.
 func (r *Decoder) Uint64() uint64 {
 	r.Sync(SyncUint64)
 	return r.rawUvarint()

src/internal/runtime/maps/table.go

@@ -549,7 +549,7 @@ func (it *Iter) Init(typ *abi.SwissMapType, m *Map) {
 	dirIdx := 0
 	var groupSmall groupReference
 	if m.dirLen <= 0 {
-		// Use dirIdx == -1 as sentinal for small maps.
+		// Use dirIdx == -1 as sentinel for small maps.
 		dirIdx = -1
 		groupSmall.data = m.dirPtr
 	}
@@ -598,7 +598,7 @@ func (it *Iter) nextDirIdx() {
 	// - 2: *t2a
 	// - 3: *t2b
 	//
-	// At some point, the directory grew to accomodate a split of
+	// At some point, the directory grew to accommodate a split of
 	// t2. t1 did not split, so entries 0 and 1 both point to t1.
 	// t2 did split, so the two halves were installed in entries 2
 	// and 3.

src/internal/syscall/windows/version_windows.go

@@ -59,7 +59,7 @@ var initTCPKeepAlive = sync.OnceFunc(func() {
 	supportTCPKeepAliveCount = optSupported(TCP_KEEPCNT)
 })
 
-// SupportTCPKeepAliveInterval indicates whether TCP_KEEPIDLE is supported.
+// SupportTCPKeepAliveIdle indicates whether TCP_KEEPIDLE is supported.
 // The minimal requirement is Windows 10.0.16299.
 func SupportTCPKeepAliveIdle() bool {
 	initTCPKeepAlive()

src/internal/trace/event/event.go

@@ -20,7 +20,7 @@ type Spec struct {
 	//
 	// Argument names follow a certain structure and this structure
 	// is relied on by the testing framework to type-check arguments.
-	// The structure is is:
+	// The structure is:
 	//
 	//     (?P<name>[A-Za-z]+_)?(?P<type>[A-Za-z]+)
 	//

src/internal/types/testdata/check/go1_20_19.go

@@ -14,4 +14,4 @@ type Slice []byte
 type Array [8]byte
 
 var s Slice
-var p = (Array)(s /* ok because file versions below go1.21 set the langage version to go1.21 */)
+var p = (Array)(s /* ok because file versions below go1.21 set the language version to go1.21 */)

src/internal/types/testdata/check/go1_21_19.go

@@ -14,4 +14,4 @@ type Slice []byte
 type Array [8]byte
 
 var s Slice
-var p = (Array)(s /* ok because file versions below go1.21 set the langage version to go1.21 */)
+var p = (Array)(s /* ok because file versions below go1.21 set the language version to go1.21 */)

src/maps/maps_test.go

@@ -48,7 +48,7 @@ func equalNaN[T comparable](v1, v2 T) bool {
 	return v1 == v2 || (isNaN(v1) && isNaN(v2))
 }
 
-// equalStr compares ints and strings.
+// equalIntStr compares ints and strings.
 func equalIntStr(v1 int, v2 string) bool {
 	return strconv.Itoa(v1) == v2
 }

src/net/http/transport.go

@@ -454,7 +454,7 @@ func (t *Transport) protocols() Protocols {
 	p.SetHTTP1(true) // default always includes HTTP/1
 	switch {
 	case t.TLSNextProto != nil:
-		// Setting TLSNextProto to an empty map is is a documented way
+		// Setting TLSNextProto to an empty map is a documented way
 		// to disable HTTP/2 on a Transport.
 		if t.TLSNextProto["h2"] != nil {
 			p.SetHTTP2(true)

src/runtime/debug/stack.go

@@ -52,7 +52,7 @@ func SetCrashOutput(f *os.File, opts CrashOptions) error {
 		// The runtime will write to this file descriptor from
 		// low-level routines during a panic, possibly without
 		// a G, so we must call f.Fd() eagerly. This creates a
-		// danger that that the file descriptor is no longer
+		// danger that the file descriptor is no longer
 		// valid at the time of the write, because the caller
 		// (incorrectly) called f.Close() and the kernel
 		// reissued the fd in a later call to open(2), leading

src/runtime/export_test.go

@@ -1264,7 +1264,7 @@ const (
 
 type TimeHistogram timeHistogram
 
-// Counts returns the counts for the given bucket, subBucket indices.
+// Count returns the counts for the given bucket, subBucket indices.
 // Returns true if the bucket was valid, otherwise returns the counts
 // for the overflow bucket if bucket > 0 or the underflow bucket if
 // bucket < 0, and false.

src/runtime/mbarrier.go

@@ -368,7 +368,7 @@ func typedmemclr(typ *_type, ptr unsafe.Pointer) {
 	memclrNoHeapPointers(ptr, typ.Size_)
 }
 
-// reflect_typedslicecopy is meant for package reflect,
+// reflect_typedmemclr is meant for package reflect,
 // but widely used packages access it using linkname.
 // Notable members of the hall of shame include:
 //   - github.com/ugorji/go/codec

src/runtime/panic.go

@@ -1155,7 +1155,7 @@ func recovery(gp *g) {
 		// frames that we've already processed.
 		//
 		// There's a similar issue with nested panics, when the inner
-		// panic supercedes the outer panic. Again, we end up needing to
+		// panic supersedes the outer panic. Again, we end up needing to
 		// walk the same stack frames.
 		//
 		// These are probably pretty rare occurrences in practice, and

src/runtime/pprof/pprof_test.go

@@ -1229,7 +1229,7 @@ func blockFrequentShort(rate int) {
 	}
 }
 
-// blockFrequentShort produces 10000 block events with an average duration of
+// blockInfrequentLong produces 10000 block events with an average duration of
 // rate.
 func blockInfrequentLong(rate int) {
 	for i := 0; i < 10000; i++ {

src/slices/slices_test.go

@@ -1012,7 +1012,7 @@ func TestReverse(t *testing.T) {
 	singleton := []string{"one"}
 	Reverse(singleton)
 	if want := []string{"one"}; !Equal(singleton, want) {
-		t.Errorf("Reverse(singeleton) = %v, want %v", singleton, want)
+		t.Errorf("Reverse(singleton) = %v, want %v", singleton, want)
 	}
 
 	Reverse[[]string](nil)

src/sort/example_keys_test.go

@@ -60,7 +60,7 @@ var planets = []Planet{
 	{"Mars", 0.107, 1.5},
 }
 
-// ExampleSortKeys demonstrates a technique for sorting a struct type using programmable sort criteria.
+// Example_sortKeys demonstrates a technique for sorting a struct type using programmable sort criteria.
 func Example_sortKeys() {
 	// Closures that order the Planet structure.
 	name := func(p1, p2 *Planet) bool {

src/sort/example_multi_test.go

@@ -87,7 +87,7 @@ var changes = []Change{
 	{"gri", "Smalltalk", 80},
 }
 
-// ExampleMultiKeys demonstrates a technique for sorting a struct type using different
+// Example_sortMultiKeys demonstrates a technique for sorting a struct type using different
 // sets of multiple fields in the comparison. We chain together "Less" functions, each of
 // which compares a single field.
 func Example_sortMultiKeys() {