case *ast.ReturnStmt:
		f.walk(n.Results, ctxExpr, visit)
	case *ast.BranchStmt:
	case *ast.BlockStmt:
		f.walk(n.List, context, visit)
	case *ast.IfStmt:
		f.walk(n.Init, ctxStmt, visit)
		f.walk(&n.Cond, ctxExpr, visit)
		f.walk(n.Body, ctxStmt, visit)
		f.walk(n.Else, ctxStmt, visit)
	case *ast.CaseClause:
		if context == ctxTypeSwitch {
			context = ctxType
		} else {
			context = ctxExpr
		}

<a href="#Semicolons">semicolons</a> are
required unless there is only a condition.
If the condition is absent, it is equivalent to the boolean value
<code>true</code>.
</p>

<pre>
for cond { S() }    is the same as    for ; cond ; { S() }
for      { S() }    is the same as    for true     { S() }
</pre>

<h4 id="For_range">For statements with <code>range</code> clause</h4>

<p>

// codes, such as ".P.W". An initial period is ignored.
func ParseARMCondition(cond string) (uint8, bool) {
	return parseARMCondition(cond, armLS, armSCOND)
}

func parseARMCondition(cond string, ls, scond map[string]uint8) (uint8, bool) {
	cond = strings.TrimPrefix(cond, ".")
	if cond == "" {
		return arm.C_SCOND_NONE, true
	}
	names := strings.Split(cond, ".")
	bits := uint8(0)
	for _, name := range names {

//	}
//	LTYPE1 cond imsr ',' reg
//	{
//		outcode($1, $2, &$3, 0, &$5);
//	}
	ADD	$1, R2
	ADD	R1<<R2, R3
	ADD	R1>>R2, R3
	ADD	R1@>R2, R3
	ADD	R1->R2, R3
	ADD	R1, R2

//
// MVN
//
//	LTYPE2 cond imsr ',' reg
//	{
//		outcode($1, $2, &$3, 0, &$5);
//	}
	CLZ	R1, R2

//
// MOVW
//
//	LTYPE3 cond gen ',' gen
//	{
//		outcode($1, $2, &$3, 0, &$5);
//	}

pkg bufio, method (ReadWriter) AvailableBuffer() []uint8
pkg bytes, func Cut([]uint8, []uint8) ([]uint8, []uint8, bool)
pkg bytes, func Title //deprecated
pkg crypto/tls, method (*Conn) NetConn() net.Conn
pkg crypto/tls, type Config struct, PreferServerCipherSuites //deprecated
pkg crypto/x509, method (*CertPool) Subjects //deprecated
pkg debug/buildinfo, func Read(io.ReaderAt) (*debug.BuildInfo, error)

			conv.getTypeIDs[n.Go[:len(n.Go)-9]] = true
		}
	}
	for i, n := range names {
		if types[i] == nil {
			continue
		}
		pos := f.NamePos[n]
		f, fok := types[i].(*dwarf.FuncType)
		if n.Kind != "type" && fok {
			n.Kind = "func"
			n.FuncType = conv.FuncType(f, pos)
		} else {
			n.Type = conv.Type(types[i], pos)
			switch n.Kind {
			case "iconst":

	for name, id := range goIdent {
		if id.Name == name && strings.Contains(name, "_Ctype_union") {
			if def := typedef[name]; def != nil {
				id.Name = gofmt(def)
			}
		}
	}

	conf.Fprint(&buf, fset, f.AST)

	return buf.String()
}

var gofmtBuf strings.Builder

// gofmt returns the gofmt-formatted string for an AST node.
func gofmt(n interface{}) string {
	gofmtBuf.Reset()

	CASPD	(R30, ZR), (RSP), (R8, R9)           // e87f3e48
	CASPW	(R6, R7), (R8), (R4, R5)             // 047d2608
	CASPD	(R2, R3), (R2), (R8, R9)             // 487c2248

// RET
	RET
	RET	foo(SB)

// B/BL/B.cond cases, and canonical names JMP, CALL.
	BL	1(PC)      // CALL 1(PC)
	BL	(R2)       // CALL (R2)
	BL	foo(SB)    // CALL foo(SB)
	BL	bar<>(SB)  // CALL bar<>(SB)
	B	foo(SB)    // JMP foo(SB)
	BEQ	1(PC)
	BEQ	2(PC)

pkg syscall (darwin-arm64), const PROT_READ ideal-int
pkg syscall (darwin-arm64), const PROT_WRITE = 2
pkg syscall (darwin-arm64), const PROT_WRITE ideal-int
pkg syscall (darwin-arm64), const PTRACE_CONT = 7
pkg syscall (darwin-arm64), const PTRACE_CONT ideal-int
pkg syscall (darwin-arm64), const PTRACE_KILL = 8
pkg syscall (darwin-arm64), const PTRACE_KILL ideal-int
pkg syscall (darwin-arm64), const PTRACE_TRACEME = 0

pkg syscall (freebsd-arm64), const PROT_READ ideal-int
pkg syscall (freebsd-arm64), const PROT_WRITE = 2
pkg syscall (freebsd-arm64), const PROT_WRITE ideal-int
pkg syscall (freebsd-arm64), const PTRACE_CONT = 7
pkg syscall (freebsd-arm64), const PTRACE_CONT ideal-int
pkg syscall (freebsd-arm64), const PTRACE_KILL = 8
pkg syscall (freebsd-arm64), const PTRACE_KILL ideal-int
pkg syscall (freebsd-arm64), const PTRACE_TRACEME = 0