// Issue 7525: self-referential array types.

package main

import "unsafe"

var x struct { // GC_ERROR "initialization cycle: x refers to itself"
	a [unsafe.Sizeof(x.a)]int // GCCGO_ERROR "array bound|typechecking loop|invalid expression"

// Issue 7525: self-referential array types.

package main

import "unsafe"

var x struct { // GC_ERROR "initialization cycle: x refers to itself"
	b [unsafe.Offsetof(x.b)]int // GCCGO_ERROR "array bound|typechecking loop|invalid array"

// Issue 7525: self-referential array types.

package main

import "unsafe"

var x struct { // GC_ERROR "initialization cycle: x refers to itself"
	c [unsafe.Alignof(x.c)]int // GCCGO_ERROR "array bound|typechecking loop|invalid array"

	// invalid use of goto.
	// do whatever you like, just don't crash.
	i := 42
	a := []*int{&i, &i, &i, &i}
	x := a[0]
	goto start  // ERROR "jumps into block"
	z := 1
	_ = z
	for _, x = range a {	// GCCGO_ERROR "block"
	start:
		fmt.Sprint(*x)
	}

// Issue 2231

package main
import "runtime"

func foo(runtime.UintType, i int) {  // ERROR "cannot declare name runtime.UintType|mixed named and unnamed|undefined identifier"
	println(i, runtime.UintType) // GCCGO_ERROR "undefined identifier"
}

func qux() {
	var main.i	// ERROR "unexpected [.]|expected type"
	println(main.i)
}

func corge() {
	var foo.i int  // ERROR "unexpected [.]|expected type"
	println(foo.i)
}

	select {}
L3: // ERROR "label .*L3.* defined and not used"
	switch {
	}
L4: // ERROR "label .*L4.* defined and not used"
	if true {
	}
L5: // ERROR "label .*L5.* defined and not used"
	f()
L6: // GCCGO_ERROR "previous"
	f()
L6: // ERROR "label .*L6.* already defined"
	f()
	if x == 20 {
		goto L6
	}

L7:
	for {
		break L7
	}

L8:
	for {
		if x == 21 {
			continue L8
		}
	}

type (
	A0 = T0
	A1 = int
	A2 = struct{}
	A3 = reflect.Value
	A4 = Value
	A5 = Value

	N0 A0
)

// Methods can be declared on the original named type and the alias.
func (T0) m1()  {} // GCCGO_ERROR "previous"
func (*T0) m1() {} // ERROR "method redeclared: T0\.m1|T0\.m1 already declared|redefinition of .m1."
func (A0) m1()  {} // ERROR "T0\.m1 already declared|redefinition of .m1."

	c4   = c3 * c3
	c5   = c4 * c4
	c6   = c5 * c5
	c7   = c6 * c6
	c8   = c7 * c7
	c9   = c8 * c8
	c10  = c9 * c9
	c11  = c10 * c10
	c12  = c11 * c11
	c13  = c12 * c12
	c14  = c13 * c13 // GCCGO_ERROR "overflow"
	c15  = c14 * c14
	c16  = c15 * c15
	c17  = c16 * c16
	c18  = c17 * c17
	c19  = c18 * c18
	c20  = c19 * c19
	c21  = c20 * c20
	c22  = c21 * c21
	c23  = c22 * c22
	c24  = c23 * c23