// predeclared) type. The namedType for a type name is always found via
// reader.lookupType.
type namedType struct {
	doc  string       // doc comment for type
	name string       // type name
	decl *ast.GenDecl // nil if declaration hasn't been seen yet

	isEmbedded bool        // true if this type is embedded
	isStruct   bool        // true if this type is a struct
	embedded   embeddedSet // true if the embedded type is a pointer

	{"io.ReadWriter", "type ReadWriter interface{Reader; Writer}"},
	{"go/ast.Node", "type Node interface{End() go/token.Pos; Pos() go/token.Pos}"},
	{"go/types.Type", "type Type interface{String() string; Underlying() Type}"},
}

func TestImportedTypes(t *testing.T) {
	testenv.MustHaveGoBuild(t)

	// This package only handles gc export data.
	if runtime.Compiler != "gc" {

func (Type1) Func1_Foo() {}
func (Type1) Func1_foo() {}
func (Type1) func2() {}

func (type2) Func1() {}

type (
	Conflict          int
	Conflict_Conflict int
	Conflict_conflict int
)

func (Conflict) Conflict() {}

func GFunc[T any]() {}

type GType[T any] int

func (GType[T]) M() {}
`
	const test = `
package p_test

		return true
	default:
		return false
	}
}

type TypeAssert struct {
	Cache   *TypeAssertCache
	Inter   *InterfaceType
	CanFail bool
}
type TypeAssertCache struct {
	Mask    uintptr
	Entries [1]TypeAssertCacheEntry
}
type TypeAssertCacheEntry struct {
	// type of source value (a *runtime._type)
	Typ uintptr
	// itab to use for result (a *runtime.itab)

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

package runtime

import (
	"internal/goarch"
	"unsafe"
)

// The compiler knows that a print of a value of this type
// should use printhex instead of printuint (decimal).
type hex uint64

func bytes(s string) (ret []byte) {
	rp := (*slice)(unsafe.Pointer(&ret))
	sp := stringStructOf(&s)
	rp.array = sp.str
	rp.len = sp.len
	rp.cap = sp.len
	return
}

echo ')'

# Run C program to print error and syscall strings.
(
	echo -E "
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
#include <string.h>
#include <signal.h>

#define nelem(x) (sizeof(x)/sizeof((x)[0]))

enum { A = 'A', Z = 'Z', a = 'a', z = 'z' }; // avoid need for single quotes below

int errors[] = {
"

echo ')'

# Run C program to print error and syscall strings.
(
	echo -E "
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
#include <string.h>
#include <signal.h>

#define nelem(x) (sizeof(x)/sizeof((x)[0]))

enum { A = 'A', Z = 'Z', a = 'a', z = 'z' }; // avoid need for single quotes below

int errors[] = {
"

	mask := v.mask
	if multipin {
		mask <<= 1
	}
	if val {
		atomic.Or8(v.bytep, mask)
	} else {
		atomic.And8(v.bytep, ^mask)
	}
}

// pinnerBits is the same type as gcBits but has different methods.
type pinnerBits gcBits

// ofObject returns the pinState of the n'th object.
// nosplit, because it's called by isPinned, which is nosplit
//
//go:nosplit

			// Expand as needed.
		}

		return false
	})
}

// itabType loads the _type field from a runtime.itab struct.
func itabType(itab ir.Node) ir.Node {
	if itabTypeField == nil {
		// internal/abi.ITab's Type field
		itabTypeField = runtimeField("Type", rttype.ITab.OffsetOf("Type"), types.NewPtr(types.Types[types.TUINT8]))
	}
	return boundedDotPtr(base.Pos, itab, itabTypeField)
}

// for the specified type. That is, the returned Value's Type is [PointerTo](typ).
func New(typ Type) Value {
	if typ == nil {
		panic("reflect: New(nil)")
	}
	t := &typ.(*rtype).t
	pt := ptrTo(t)
	if pt.IfaceIndir() {
		// This is a pointer to a not-in-heap type.
		panic("reflect: New of type that may not be allocated in heap (possibly undefined cgo C type)")
	}
	ptr := unsafe_New(t)