}

func f11(x *unsafe.Pointer, y unsafe.Pointer) {
	*x = unsafe.Pointer(uintptr(y) + 1) // ERROR "write barrier"
}

func f12(x []*int, y *int) []*int {
	// write barrier for storing y in x's underlying array
	x = append(x, y) // ERROR "write barrier"
	return x
}

func f12a(x []int, y int) []int {
	// y not a pointer, so no write barriers in this function
	x = append(x, y)
	return x
}

tent:"\f0cc"}.fa-stripe:before{content:"\f429"}.fa-stripe-s:before{content:"\f42a"}.fa-studiovinari:before{content:"\f3f8"}.fa-stumbleupon:before{content:"\f1a4"}.fa-stumbleupon-circle:before{content:"\f1a3"}.fa-subscript:before{content:"\f12c"}.fa-subway:before{content:"\f239"}.fa-suitcase:before{content:"\f0f2"}.fa-sun:before{content:"\f185"}.fa-superpowers:before{content:"\f2dd"}.fa-superscript:before{content:"\f12b"}.fa-supple:before{content:"\f3f9"}.fa-sync:before{content:"\f021"}.fa-sync-a...

\f199"}.fa-envira:before{content:"\f299"}.fa-equals:before{content:"\f52c"}.fa-eraser:before{content:"\f12d"}.fa-erlang:before{content:"\f39d"}.fa-ethereum:before{content:"\f42e"}.fa-ethernet:before{content:"\f796"}.fa-etsy:before{content:"\f2d7"}.fa-euro-sign:before{content:"\f153"}.fa-evernote:before{content:"\f839"}.fa-exchange-alt:before{content:"\f362"}.fa-exclamation:before{content:"\f12a"}.fa-exclamation-circle:before{content:"\f06a"}.fa-exclamation-triangle:before{content:"\f071"}.fa-exp...

\f199"}.fa-envira:before{content:"\f299"}.fa-equals:before{content:"\f52c"}.fa-eraser:before{content:"\f12d"}.fa-erlang:before{content:"\f39d"}.fa-ethereum:before{content:"\f42e"}.fa-ethernet:before{content:"\f796"}.fa-etsy:before{content:"\f2d7"}.fa-euro-sign:before{content:"\f153"}.fa-evernote:before{content:"\f839"}.fa-exchange-alt:before{content:"\f362"}.fa-exclamation:before{content:"\f12a"}.fa-exclamation-circle:before{content:"\f06a"}.fa-exclamation-triangle:before{content:"\f071"}.fa-exp...

// to get a true select; smaller selects compile to optimized helper functions.

var c chan *int
var b bool

// this used to have a spurious "live at entry to f11a: ~r0"
func f11a() *int {
	select { // ERROR "stack object .autotmp_[0-9]+ \[2\]runtime.scase$"
	case <-c:
		return nil
	case <-c:
		return nil
	}
}

func f11b() *int {
	p := new(int)
	if b {

var _ = f012[float64 /* ERRORx `cannot satisfy I012.*empty type set` */ ]

type I12 interface {
	E1
	E2
}

func f12[T I12]() {}
var _ = f12[int /* ERROR "does not satisfy I12" */ ]
var _ = f12[bool /* ERROR "does not satisfy I12" */ ]
var _ = f12[string /* ERROR "does not satisfy I12" */ ]
var _ = f12[float64]

type I0_ interface {
	E0
	~int
}

func f0_[T I0_]() {}
var _ = f0_[int]

	{`(?i)A`, `(?i:A)`},
	{`(?i)a`, `(?i:A)`},
	{`(?i)[A]`, `(?i:A)`},
	{`(?i)[a]`, `(?i:A)`},
	{`(?i)K`, `(?i:K)`},
	{`(?i)k`, `(?i:K)`},
	{`(?i)\x{212a}`, "(?i:K)"},
	{`(?i)[K]`, "[Kk\u212A]"},
	{`(?i)[k]`, "[Kk\u212A]"},
	{`(?i)[\x{212a}]`, "[Kk\u212A]"},
	{`(?i)[a-z]`, "[A-Za-z\u017F\u212A]"},
	{`(?i)[\x00-\x{FFFD}]`, "[\\x00-\uFFFD]"},
	{`(?i)[\x00-\x{10FFFF}]`, `(?s:.)`},

t_func_int_of_float_double *a6;
t_ptr_func_int_of_float_double *a7;
t_func_ptr_int_of_char_schar_uchar *a8;
t_func_void_of_char *a9;
t_func_void_of_void *a10;
t_func_void_of_ptr_char_dots *a11;
t_my_struct *a12;
t_my_struct1 *a12a;
t_my_union *a12b;
t_my_enum *a13;
t_my_list *a14;
t_my_tree *a15;
t_ptr_func_int_of_float_complex *a16;
t_ptr_func_int_of_double_complex *a17;
t_ptr_func_int_of_long_double_complex *a18;

int main()
{

#define SAVE_F8_TO_F15(offset) \
	FSTPD	(F8, F9), ((offset)+0*8)(RSP) \
	FSTPD	(F10, F11), ((offset)+2*8)(RSP) \
	FSTPD	(F12, F13), ((offset)+4*8)(RSP) \
	FSTPD	(F14, F15), ((offset)+6*8)(RSP)

#define RESTORE_F8_TO_F15(offset) \
	FLDPD	((offset)+0*8)(RSP), (F8, F9) \
	FLDPD	((offset)+2*8)(RSP), (F10, F11) \
	FLDPD	((offset)+4*8)(RSP), (F12, F13) \

	std     %f11, 24(%r15)
	std     %f12, 32(%r15)
	std     %f13, 40(%r15)
	std     %f14, 48(%r15)
	std     %f15, 56(%r15)

	/* restore g pointer */
	lgr     %r13, %r3

	/* call fn */
	basr    %r14, %r2

	/* restore floating point registers */
	ld      %f8, 0(%r15)
	ld      %f9, 8(%r15)
	ld      %f10, 16(%r15)
	ld      %f11, 24(%r15)
	ld      %f12, 32(%r15)
	ld      %f13, 40(%r15)