return false
	}
	switch sel.Sel.Name {
	case "WithCancel", "WithTimeout", "WithDeadline":
	default:
		return false
	}
	if x, ok := sel.X.(*ast.Ident); ok {
		if pkgname, ok := info.Uses[x].(*types.PkgName); ok {
			return pkgname.Imported().Path() == contextPackage
		}
		// Import failed, so we can't check package path.
		// Just check the local package name (heuristic).
		return x.Name == "context"
	}

	// File into which cmd/cover should emit summary info
	// when instrumentation is complete.
	OutConfig string

	// Import path for the package being instrumented.
	PkgPath string

	// Package name.
	PkgName string

	// Instrumentation granularity: one of "perfunc" or "perblock" (default)
	Granularity string

	// Module path for this package (empty if no go.mod in use)
	ModulePath string

type rawFile struct {
	error      string
	parseError string

	name                 string
	synopsis             string // doc.Synopsis of package comment... Compute synopsis on all of these?
	pkgName              string
	ignoreFile           bool   // starts with _ or . or should otherwise always be ignored
	binaryOnly           bool   // cannot be rebuilt from source (has //go:binary-only-package comment)

					obj := uses[x]
					if obj == nil {
						t.Errorf("%s: unresolved qualified identifier %s", fset.Position(x.Pos()), x.Name)
						return false
					}
					if _, ok := obj.(*PkgName); ok && uses[s.Sel] == nil {
						t.Errorf("%s: unresolved selector %s", fset.Position(s.Sel.Pos()), s.Sel.Name)
						return false
					}
					return false
				}
				return true
			}
			return true

func (*node) aNode()           {}

// ----------------------------------------------------------------------------
// Files

// package PkgName; DeclList[0], DeclList[1], ...
type File struct {
	Pragma    Pragma
	PkgName   *Name
	DeclList  []Decl
	EOF       Pos
	GoVersion string
	node
}

// ----------------------------------------------------------------------------
// Declarations

	return nil
}

func (d *CoverageMetaDataDecoder) PackagePath() string {
	return d.strtab.Get(d.hdr.PkgPath)
}

func (d *CoverageMetaDataDecoder) PackageName() string {
	return d.strtab.Get(d.hdr.PkgName)
}

func (d *CoverageMetaDataDecoder) ModulePath() string {
	return d.strtab.Get(d.hdr.ModulePath)
}

func (d *CoverageMetaDataDecoder) NumFuncs() uint32 {
	return d.hdr.NumFuncs
}

		synopsis - string offset
		name - string offset
		pkgName - string offset
		ignoreFile - int32 bool // report the file in Ignored(Go|Other)Files because there was an error reading it or parsing its build constraints.
		binaryOnly uint32 bool

pkg go/types, method (*Alias) String() string #63223
pkg go/types, method (*Alias) Underlying() Type #63223
pkg go/types, method (*Info) PkgNameOf(*ast.ImportSpec) *PkgName #62037
pkg go/types, method (Checker) PkgNameOf(*ast.ImportSpec) *PkgName #62037
pkg go/types, type Alias struct #63223
pkg go/types, type Info struct, FileVersions map[*ast.File]string #62605
pkg go/version, func Compare(string, string) int #62039

}

func (*Tree[R]) N(r R) R { return r }

type Node[T any] struct {
	*Tree[T]
}

func (Node[Q]) M(Q) {}

type Inst = *Tree[int]
`

	f := mustParse(src)
	pkg := NewPackage("p", f.PkgName.Value)
	if err := NewChecker(nil, pkg, nil).Files([]*syntax.File{f}); err != nil {
		t.Fatal(err)
	}

	firstFieldType := func(n *Named) *Named {

				if x, ok := s.X.(*syntax.Name); ok {
					obj := uses[x]
					if obj == nil {
						t.Errorf("%s: unresolved qualified identifier %s", x.Pos(), x.Value)
						return false
					}
					if _, ok := obj.(*PkgName); ok && uses[s.Sel] == nil {
						t.Errorf("%s: unresolved selector %s", s.Sel.Pos(), s.Sel.Value)
						return false
					}
					return false
				}
				return true
			}
			return true
		})
	}