all: fix spelling

doc/go1.19.html

@@ -144,7 +144,7 @@ Do not send CLs removing the interior tags from such phrases.
       returns an "operation was canceled" error, the error will now
       satisfy <code>errors.Is(err, context.Canceled)</code>.
       These changes are intended to make it easier for code to test
-      for cases in which a context cancelation or timeout causes a net
+      for cases in which a context cancellation or timeout causes a net
       package function or method to return an error, while preserving
       backward compatibility for error messages.
     </p>

src/cmd/asm/internal/asm/testdata/arm.s

@@ -1042,7 +1042,7 @@ jmp_label_3:
 	BFI	$29, $2, R8                              // 1881dee7
 	BFI	$16, $8, R1, R2 // BFI $16, R1, $8, R2   // 1124d7e7
 
-// synthetic arithmatic
+// synthetic arithmetic
 	ADD	$0xffffffaa, R2, R3 // ADD $4294967210, R2, R3   // 55b0e0e30b3082e0
 	ADD	$0xffffff55, R5     // ADD $4294967125, R5       // aab0e0e30b5085e0
 	ADD.S	$0xffffffab, R2, R3 // ADD.S $4294967211, R2, R3 // 54b0e0e30b3092e0

src/cmd/cgo/out.go

@@ -174,7 +174,7 @@ func (p *Package) writeDefs() {
 				// the external linker will add DT_NEEDED
 				// entries as needed on ELF systems.
 				// Treat function variables differently
-				// to avoid type confict errors from LTO
+				// to avoid type conflict errors from LTO
 				// (Link Time Optimization).
 				if n.Kind == "fpvar" {
 					fmt.Fprintf(fm, "extern void %s();\n", n.C)

src/cmd/compile/internal/pkginit/initAsanGlobals.go

@@ -86,7 +86,7 @@ func instrumentGlobals(fn *ir.Func) *ir.Name {
 		sizeWithRz := rzSize + size
 		c = tconv(ir.NewInt(sizeWithRz), types.Types[types.TUINTPTR])
 		setField("sizeWithRedzone", c, i)
-		// The C string type is terminated by a null charactor "\0", Go should use three-digit
+		// The C string type is terminated by a null character "\0", Go should use three-digit
 		// octal "\000" or two-digit hexadecimal "\x00" to create null terminated string.
 		// asanName = symbol's linkname + "\000"
 		// globals[i].name = (*defString)(unsafe.Pointer(&asanName)).data

src/cmd/compile/internal/reflectdata/reflect.go

@@ -356,7 +356,7 @@ func methods(t *types.Type) []*typeSig {
 		}
 		if f.Nointerface() {
 			// In the case of a nointerface method on an instantiated
-			// type, don't actually apppend the typeSig.
+			// type, don't actually append the typeSig.
 			continue
 		}
 		ms = append(ms, sig)

src/cmd/compile/internal/ssa/cse.go

@@ -83,7 +83,7 @@ func cse(f *Func) {
 	// non-equivalent arguments.  Repeat until we can't find any
 	// more splits.
 	var splitPoints []int
-	byArgClass := new(partitionByArgClass) // reuseable partitionByArgClass to reduce allocations
+	byArgClass := new(partitionByArgClass) // reusable partitionByArgClass to reduce allocations
 	for {
 		changed := false
 

src/cmd/compile/internal/ssa/gen/ARM.rules

@@ -479,7 +479,7 @@
 (MOVHUloadidx ptr idx (MOVHstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) => (MOVHUreg x)
 (MOVHloadidx ptr idx (MOVHstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) => (MOVHreg x)
 
-// fold constant into arithmatic ops
+// fold constant into arithmetic ops
 (ADD x (MOVWconst [c])) => (ADDconst [c] x)
 (SUB (MOVWconst [c]) x) => (RSBconst [c] x)
 (SUB x (MOVWconst [c])) => (SUBconst [c] x)

src/cmd/compile/internal/ssa/gen/ARM64.rules

@@ -1166,7 +1166,7 @@
 // But for now, this is enough to get rid of lots of them.
 (MOVDnop (MOVDconst [c])) => (MOVDconst [c])
 
-// fold constant into arithmatic ops
+// fold constant into arithmetic ops
 (ADD x (MOVDconst [c])) => (ADDconst [c] x)
 (SUB x (MOVDconst [c])) => (SUBconst [c] x)
 (AND x (MOVDconst [c])) => (ANDconst [c] x)

src/cmd/compile/internal/ssa/gen/LOONG64.rules

@@ -558,7 +558,7 @@
 // MOVVnop doesn't emit instruction, only for ensuring the type.
 (MOVVreg x) && x.Uses == 1 => (MOVVnop x)
 
-// fold constant into arithmatic ops
+// fold constant into arithmetic ops
 (ADDV x (MOVVconst [c])) && is32Bit(c) => (ADDVconst [c] x)
 (SUBV x (MOVVconst [c])) && is32Bit(c) => (SUBVconst [c] x)
 (AND x (MOVVconst [c])) && is32Bit(c) => (ANDconst [c] x)

src/cmd/compile/internal/ssa/gen/MIPS.rules

@@ -565,7 +565,7 @@
 // But for now, this is enough to get rid of lots of them.
 (MOVWnop (MOVWconst [c])) => (MOVWconst [c])
 
-// fold constant into arithmatic ops
+// fold constant into arithmetic ops
 (ADD x (MOVWconst [c])) => (ADDconst [c] x)
 (SUB x (MOVWconst [c])) => (SUBconst [c] x)
 (AND x (MOVWconst [c])) => (ANDconst [c] x)

src/cmd/compile/internal/ssa/gen/MIPS64.rules

@@ -564,7 +564,7 @@
 // But for now, this is enough to get rid of lots of them.
 (MOVVnop (MOVVconst [c])) => (MOVVconst [c])
 
-// fold constant into arithmatic ops
+// fold constant into arithmetic ops
 (ADDV x (MOVVconst [c])) && is32Bit(c) => (ADDVconst [c] x)
 (SUBV x (MOVVconst [c])) && is32Bit(c) => (SUBVconst [c] x)
 (AND x (MOVVconst [c])) && is32Bit(c) => (ANDconst [c] x)

src/cmd/compile/internal/ssa/poset.go

@@ -450,7 +450,7 @@ func (po *poset) aliasnodes(n1 *Value, i2s bitset) {
 			po.upush(undoSetChr, uint32(idx), r)
 		}
 
-		// Connect all chidren of i2s to i1 (unless those children
+		// Connect all children of i2s to i1 (unless those children
 		// are in i2s as well, in which case it would be useless)
 		if i2s.Test(uint32(idx)) {
 			if l != 0 && !i2s.Test(l.Target()) {

src/cmd/compile/internal/ssa/rewrite.go

@@ -418,7 +418,7 @@ func isSameCall(sym interface{}, name string) bool {
 	return fn != nil && fn.String() == name
 }
 
-// canLoadUnaligned reports if the achitecture supports unaligned load operations
+// canLoadUnaligned reports if the architecture supports unaligned load operations
 func canLoadUnaligned(c *Config) bool {
 	return c.ctxt.Arch.Alignment == 1
 }

src/cmd/compile/internal/types2/api_test.go

@@ -2296,7 +2296,7 @@ func TestInstantiateErrors(t *testing.T) {
 		}
 
 		if argErr.Index != test.wantAt {
-			t.Errorf("Instantate(%v, %v): error at index %d, want index %d", T, test.targs, argErr.Index, test.wantAt)
+			t.Errorf("Instantiate(%v, %v): error at index %d, want index %d", T, test.targs, argErr.Index, test.wantAt)
 		}
 	}
 }

src/cmd/go/testdata/script/list_load_err.txt

@@ -1,6 +1,6 @@
 # go list -e -deps should list imports from any file it can read, even if
 # other files in the same package cause go/build.Import to return an error.
-# Verfifies golang.org/issue/38568
+# Verifies golang.org/issue/38568
 
 go list -e -deps ./scan
 stdout m/want

src/cmd/link/internal/ld/data.go

@@ -938,7 +938,7 @@ func writeBlocks(ctxt *Link, out *OutBuf, sem chan int, ldr *loader.Loader, syms
 		length := int64(0)
 		if idx+1 < len(syms) {
 			// Find the next top-level symbol.
-			// Skip over sub symbols so we won't split a containter symbol
+			// Skip over sub symbols so we won't split a container symbol
 			// into two blocks.
 			next := syms[idx+1]
 			for ldr.AttrSubSymbol(next) {

src/crypto/x509/x509_test.go

@@ -700,11 +700,11 @@ func TestCreateSelfSignedCertificate(t *testing.T) {
 		}
 
 		if len(cert.PermittedEmailAddresses) != 1 || cert.PermittedEmailAddresses[0] != "foo@example.com" {
-			t.Errorf("%s: failed to parse permitted email addreses: %#v", test.name, cert.PermittedEmailAddresses)
+			t.Errorf("%s: failed to parse permitted email addresses: %#v", test.name, cert.PermittedEmailAddresses)
 		}
 
 		if len(cert.ExcludedEmailAddresses) != 2 || cert.ExcludedEmailAddresses[0] != ".example.com" || cert.ExcludedEmailAddresses[1] != "example.com" {
-			t.Errorf("%s: failed to parse excluded email addreses: %#v", test.name, cert.ExcludedEmailAddresses)
+			t.Errorf("%s: failed to parse excluded email addresses: %#v", test.name, cert.ExcludedEmailAddresses)
 		}
 
 		if len(cert.PermittedURIDomains) != 2 || cert.PermittedURIDomains[0] != ".bar.com" || cert.PermittedURIDomains[1] != "bar.com" {

src/database/sql/fakedb_test.go

@@ -643,7 +643,7 @@ func (c *fakeConn) PrepareContext(ctx context.Context, query string) (driver.Stm
 	}
 
 	if c.stickyBad || (hookPrepareBadConn != nil && hookPrepareBadConn()) {
-		return nil, fakeError{Message: "Preapre: Sticky Bad", Wrapped: driver.ErrBadConn}
+		return nil, fakeError{Message: "Prepare: Sticky Bad", Wrapped: driver.ErrBadConn}
 	}
 
 	c.touchMem()

src/go/types/api_test.go

@@ -2314,7 +2314,7 @@ func TestInstantiateErrors(t *testing.T) {
 		}
 
 		if argErr.Index != test.wantAt {
-			t.Errorf("Instantate(%v, %v): error at index %d, want index %d", T, test.targs, argErr.Index, test.wantAt)
+			t.Errorf("Instantiate(%v, %v): error at index %d, want index %d", T, test.targs, argErr.Index, test.wantAt)
 		}
 	}
 }

src/go/types/methodset_test.go

@@ -40,7 +40,7 @@ func TestNewMethodSet(t *testing.T) {
 		"var a T1; type ( T1 T2; T2 interface{ f() } )":              {{"f", []int{0}, true}},
 		"var a T1; type ( T1 interface{ T2 }; T2 interface{ f() } )": {{"f", []int{0}, true}},
 
-		// Genric interfaces
+		// Generic interfaces
 		"var a T[int]; type T[P any] interface{ f() }":                                     {{"f", []int{0}, true}},
 		"var a T1[int]; type ( T1[P any] T2[P]; T2[P any] interface{ f() } )":              {{"f", []int{0}, true}},
 		"var a T1[int]; type ( T1[P any] interface{ T2[P] }; T2[P any] interface{ f() } )": {{"f", []int{0}, true}},

src/image/gif/writer_test.go

@@ -603,7 +603,7 @@ func TestEncodeWrappedImage(t *testing.T) {
 		t.Fatalf("readImg: %v", err)
 	}
 
-	// Case 1: Enocde a wrapped image.Image
+	// Case 1: Encode a wrapped image.Image
 	buf := new(bytes.Buffer)
 	w0 := offsetImage{m0, m0.Bounds()}
 	err = Encode(buf, w0, nil)
@@ -619,7 +619,7 @@ func TestEncodeWrappedImage(t *testing.T) {
 		t.Fatalf("Wrapped: average delta is too high. expected: 0, got %d", avgDelta)
 	}
 
-	// Case 2: Enocde a wrapped image.Image with offset
+	// Case 2: Encode a wrapped image.Image with offset
 	b0 := image.Rectangle{
 		Min: image.Point{
 			X: 128,

src/net/http/httputil/reverseproxy.go

@@ -221,13 +221,13 @@ func (p *ReverseProxy) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
 	if ctx.Done() != nil {
 		// CloseNotifier predates context.Context, and has been
 		// entirely superseded by it. If the request contains
-		// a Context that carries a cancelation signal, don't
+		// a Context that carries a cancellation signal, don't
 		// bother spinning up a goroutine to watch the CloseNotify
 		// channel (if any).
 		//
 		// If the request Context has a nil Done channel (which
 		// means it is either context.Background, or a custom
-		// Context implementation with no cancelation signal),
+		// Context implementation with no cancellation signal),
 		// then consult the CloseNotifier if available.
 	} else if cn, ok := rw.(http.CloseNotifier); ok {
 		var cancel context.CancelFunc

src/net/http/transport_test.go

@@ -6530,7 +6530,7 @@ func TestCancelRequestWhenSharingConnection(t *testing.T) {
 	r2c := <-reqc
 	cancel()
 
-	// Give the cancelation a moment to take effect, and then unblock the first request.
+	// Give the cancellation a moment to take effect, and then unblock the first request.
 	time.Sleep(1 * time.Millisecond)
 	close(idlec)
 

src/net/netip/netip.go

@@ -474,7 +474,7 @@ func (ip Addr) Is6() bool {
 
 // Unmap returns ip with any IPv4-mapped IPv6 address prefix removed.
 //
-// That is, if ip is an IPv6 address wrapping an IPv4 adddress, it
+// That is, if ip is an IPv6 address wrapping an IPv4 address, it
 // returns the wrapped IPv4 address. Otherwise it returns ip unmodified.
 func (ip Addr) Unmap() Addr {
 	if ip.Is4In6() {

src/runtime/mem.go

@@ -69,7 +69,7 @@ func sysUnused(v unsafe.Pointer, n uintptr) {
 //
 // This operation is idempotent for memory already in the Prepared state, so
 // it is safe to refer, with v and n, to a range of memory that includes both
-// Prepared and Ready memory. However, the caller must provide the exact amout
+// Prepared and Ready memory. However, the caller must provide the exact amount
 // of Prepared memory for accounting purposes.
 func sysUsed(v unsafe.Pointer, n, prepared uintptr) {
 	gcController.mappedReady.Add(int64(prepared))

src/runtime/mgclimit.go

@@ -14,7 +14,7 @@ import "runtime/internal/atomic"
 // CPU time and drains with mutator time. Because the bucket fills and
 // drains with time directly (i.e. without any weighting), this effectively
 // sets a very conservative limit of 50%. This limit could be enforced directly,
-// however, but the purpose of the bucket is to accomodate spikes in GC CPU
+// however, but the purpose of the bucket is to accommodate spikes in GC CPU
 // utilization without hurting throughput.
 //
 // Note that the bucket in the leaky bucket mechanism can never go negative,

src/runtime/mprof.go

@@ -963,7 +963,7 @@ func goroutineProfileWithLabelsConcurrent(p []StackRecord, labels []unsafe.Point
 	// New goroutines may not be in this list, but we didn't want to know about
 	// them anyway. If they do appear in this list (via reusing a dead goroutine
 	// struct, or racing to launch between the world restarting and us getting
-	// the list), they will aleady have their goroutineProfiled field set to
+	// the list), they will already have their goroutineProfiled field set to
 	// goroutineProfileSatisfied before their state transitions out of _Gdead.
 	//
 	// Any goroutine that the scheduler tries to execute concurrently with this

src/runtime/symtab_test.go

@@ -201,7 +201,7 @@ func tracebackFunc(t *testing.T) uintptr {
 // Go will never generate a stack trace containing such an address, as it is
 // not a valid call site. However, the cgo traceback function passed to
 // runtime.SetCgoTraceback may not be completely accurate and may incorrect
-// provide PCs in Go code or the alignement region between functions.
+// provide PCs in Go code or the alignment region between functions.
 //
 // Go obviously doesn't easily expose the problematic PCs to running programs,
 // so this test is a bit fragile. Some details: