readBytes, _ := buf.Read(tmp)
			yBytes := Repeat(y, growLen)
			allocs := testing.AllocsPerRun(100, func() {
				buf.Grow(growLen)
				buf.Write(yBytes)
			})
			// Check no allocation occurs in write, as long as we're single-threaded.
			if allocs != 0 {
				t.Errorf("allocation occurred during write")
			}
			// Check that buffer has correct data.
			if !Equal(buf.Bytes()[0:startLen-readBytes], xBytes[readBytes:]) {

// [Reader.ReadBytes]('\n') or [Reader.ReadString]('\n') instead or use a [Scanner].
//
// ReadLine tries to return a single line, not including the end-of-line bytes.
// If the line was too long for the buffer then isPrefix is set and the
// beginning of the line is returned. The rest of the line will be returned
// from future calls. isPrefix will be false when returning the last fragment

// issue 22958

typedef struct {
	unsigned long long f8  : 8;
	unsigned long long f16 : 16;
	unsigned long long f24 : 24;
	unsigned long long f32 : 32;
	unsigned long long f40 : 40;
	unsigned long long f48 : 48;
	unsigned long long f56 : 56;
	unsigned long long f64 : 64;
} issue22958Type;

// issue 23356
int a(void) { return 5; };
int r(void) { return 3; };

			Name:     "bar",
			Linkname: "PAX4/PAX4/long-linkpath-name",
			ModTime:  time.Unix(0, 0),
			Typeflag: '2',
			PAXRecords: map[string]string{
				"linkpath": "PAX4/PAX4/long-linkpath-name",
			},
			Format: FormatPAX,
		}},
	}, {
		// Both BSD and GNU tar truncate long names at first NUL even
		// if there is data following that NUL character.
		// This is reasonable as GNU long names are C-strings.

// license that can be found in the LICENSE file.

package main

/*
#include <stdio.h>

typedef struct foo foo_t;
typedef struct bar bar_t;

foo_t *foop;

long double x = 0;

static int transform(int x) { return x; }

typedef void v;
void F(v** p) {}

void fvi(void *p, int x) {}

void fppi(int** p) {}

int i;
void fi(int i) {}
*/
import "C"

var tarinsecurepath = godebug.New("tarinsecurepath")

var (
	ErrHeader          = errors.New("archive/tar: invalid tar header")
	ErrWriteTooLong    = errors.New("archive/tar: write too long")
	ErrFieldTooLong    = errors.New("archive/tar: header field too long")
	ErrWriteAfterClose = errors.New("archive/tar: write after close")
	ErrInsecurePath    = errors.New("archive/tar: insecure file path")

// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package main

/*
long double x = 0;
*/
import "C"

func main() {
	_ = C.x // ERROR HERE
	_ = C.x

	if n := len(b) - len(s) - 1; n > 0 {
		s = strings.Repeat("0", n) + s
	}
	f.formatString(b, s)
}

// fitsInOctal reports whether the integer x fits in a field n-bytes long
// using octal encoding with the appropriate NUL terminator.
func fitsInOctal(n int, x int64) bool {
	octBits := uint(n-1) * 3
	return x >= 0 && (n >= 22 || x < 1<<octBits)
}

		io.Copy(&errsb, r)
	}()

	// Give the program a chance to enter the function.
	// If the program doesn't get there the test will still
	// pass, although it doesn't quite test what we intended.
	// This is fine as long as the program normally makes it.
	time.Sleep(time.Millisecond)

	cmd.Process.Signal(syscall.SIGSEGV)

	err = cmd.Wait()

	s := out.String()
	if len(s) > 0 {
		t.Log(s)
	}
	wg.Wait()

// in ms.
long long twoSleep(int);

// issue 3775
void lockOSThreadC(void);
int usleep(unsigned usec);

// issue 4054 part 2 - part 1 in test.go
typedef enum {
	A = 0,
	B,
	C,
	D,
	E,
	F,
	G,
	H,
	II,
	J,
} issue4054b;

// issue 5548

extern int issue5548_in_c(void);

// issue 6833