// 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

// [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

				// long paths just fine, and we expect people to use 'go clean' to
				// manipulate the module cache, so it should be harmless to set here,
				// and in some cases may be necessary in order to download modules with
				// long branch names.
				//
				// See https://github.com/git-for-windows/git/wiki/Git-cannot-create-a-file-or-directory-with-a-long-path.

		m := re.FindStringSubmatch(line)
		if m != nil {
			rv[m[1]] = struct{}{}
		}
	}
	return rv
}

func TestIssue56044(t *testing.T) {
	if testing.Short() {
		t.Skipf("skipping test: too long for short mode")
	}
	if !goexperiment.CoverageRedesign {
		t.Skipf("skipping new coverage tests (experiment not enabled)")
	}

	testenv.MustHaveGoBuild(t)

		x, y = y, x
	}

	// Unification will fail if we match a defined type against a type literal.
	// If we are matching types in an assignment, at the top-level, types with
	// the same type structure are permitted as long as at least one of them
	// is not a defined type. To accommodate for that possibility, we continue
	// unification with the underlying type of a defined type if the other type

		fail: true,
	},
	{
		// Check a pointer to a union if the union has any
		// pointer fields.
		name:    "union1",
		c:       `typedef union { char **p; unsigned long i; } u29; void f29(u29 *pu) {}`,
		imports: []string{"unsafe"},
		body:    `var b C.char; p := &b; C.f29((*C.u29)(unsafe.Pointer(&p)))`,
		fail:    true,
	},
	{
		// Don't check a pointer to a union if the union does

//    filled by sign-extending the used portion.  Users of AuxInt which interpret
//    AuxInt as unsigned (e.g. shifts) must be careful.

// Suffixes encode the bit width of various instructions.
// L (long word) = 32 bit
// W (word)      = 16 bit
// B (byte)      = 8 bit

// copied from ../../x86/reg.go
var regNames386 = []string{
	"AX",
	"CX",
	"DX",
	"BX",
	"SP",
	"BP",
	"SI",
	"DI",
	"X0",

// 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; };

	fmt.Fprintf(w, "\tNumStmt   [%d]uint16\n", len(f.blocks))
	fmt.Fprintf(w, "} {\n")

	// Initialize the position array field.
	fmt.Fprintf(w, "\tPos: [3 * %d]uint32{\n", len(f.blocks))

	// A nice long list of positions. Each position is encoded as follows to reduce size:
	// - 32-bit starting line number
	// - 32-bit ending line number
	// - (16 bit ending column number << 16) | (16-bit starting column number).

			if fn == nil || fn.Nname == nil {
				return "<nil>"
			}
			if fn.Sym().Pkg == types.LocalPkg {
				n = "·" + fn.Sym().Name
			} else {
				n = ir.PkgFuncName(fn)
			}
			// don't try to print super-long names
			if len(n) <= 64 {
				return n
			}
			return n[:32] + "..." + n[len(n)-32:len(n)]
		}

		if len(sl) != 0 {
			fmt.Fprintf(os.Stdout, "# scores for package %s\n", types.LocalPkg.Path)