// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include <string.h>

#include "_cgo_export.h"

void
callback(void *f)
{
	// use some stack space
	volatile char data[64*1024];

	data[0] = 0;
	goCallback(f);
        data[sizeof(data)-1] = 0;
}

void
callGoFoo(void)
{
	extern void goFoo(void);
	goFoo();
}

void
IntoC(void)
{
	BackIntoGo();

pkg syscall (freebsd-riscv64), type IfData struct, Physical uint8 #53466
pkg syscall (freebsd-riscv64), type IfData struct, Spare_char1 uint8 #53466
pkg syscall (freebsd-riscv64), type IfData struct, Spare_char2 uint8 #53466
pkg syscall (freebsd-riscv64), type IfData struct, Type uint8 #53466
pkg syscall (freebsd-riscv64), type IfMsghdr struct #53466

		p.expectOperandEnd()
		return
	}

	// Constant.
	haveConstant := false
	switch tok.ScanToken {
	case scanner.Int, scanner.Float, scanner.String, scanner.Char, '+', '-', '~':
		haveConstant = true
	case '(':
		// Could be parenthesized expression or (R). Must be something, though.
		tok := p.next()
		if tok.ScanToken == scanner.EOF {

<p>
An unrecognized character following a backslash in a rune literal is illegal.
</p>

<pre class="ebnf">
rune_lit         = "'" ( unicode_value | byte_value ) "'" .
unicode_value    = unicode_char | little_u_value | big_u_value | escaped_char .
byte_value       = octal_byte_value | hex_byte_value .
octal_byte_value = `\` octal_digit octal_digit octal_digit .
hex_byte_value   = `\` "x" hex_digit hex_digit .

pkg archive/tar, const TypeDir = 53
pkg archive/tar, const TypeFifo = 54
pkg archive/tar, const TypeGNULongLink = 75
pkg archive/tar, const TypeGNULongLink ideal-char
pkg archive/tar, const TypeGNULongName = 76
pkg archive/tar, const TypeGNULongName ideal-char
pkg archive/tar, const TypeLink = 49
pkg archive/tar, const TypeReg = 48
pkg archive/tar, const TypeRegA = 0
pkg archive/tar, const TypeSymlink = 50

	switch t {
	case scanner.EOF:
		return "EOF"
	case scanner.Ident:
		return "identifier"
	case scanner.Int:
		return "integer constant"
	case scanner.Float:
		return "float constant"
	case scanner.Char:
		return "rune constant"
	case scanner.String:
		return "string constant"
	case scanner.RawString:
		return "raw string constant"
	case scanner.Comment:
		return "comment"
	default: