path := filepath.Join("..", "..", p)
			for _, ignoreFuncBodies := range []bool{false, true} {
				name := "funcbodies"
				if ignoreFuncBodies {
					name = "nofuncbodies"
				}
				b.Run(name, func(b *testing.B) {
					b.Run("info", func(b *testing.B) {
						runbench(b, path, ignoreFuncBodies, true)
					})
					b.Run("noinfo", func(b *testing.B) {
						runbench(b, path, ignoreFuncBodies, false)
					})
				})
			}
		})
	}

			for _, ignoreFuncBodies := range []bool{false, true} {
				name := "funcbodies"
				if ignoreFuncBodies {
					name = "nofuncbodies"
				}
				b.Run(name, func(b *testing.B) {
					b.Run("info", func(b *testing.B) {
						runbench(b, path, ignoreFuncBodies, true)
					})
					b.Run("noinfo", func(b *testing.B) {
						runbench(b, path, ignoreFuncBodies, false)
					})
				})
			}
		})
	}

	// version checks. If the format is invalid, invoking the type checker will
	// result in an error.
	GoVersion string

	// If IgnoreFuncBodies is set, function bodies are not
	// type-checked.
	IgnoreFuncBodies bool

	// If FakeImportC is set, `import "C"` (for packages requiring Cgo)
	// declares an empty "C" package and errors are omitted for qualified

	// version checks. If the format is invalid, invoking the type checker will
	// result in an error.
	GoVersion string

	// If IgnoreFuncBodies is set, function bodies are not
	// type-checked.
	IgnoreFuncBodies bool

	// If FakeImportC is set, `import "C"` (for packages requiring Cgo)
	// declares an empty "C" package and errors are omitted for qualified

	files, err := p.parseFiles(bp.Dir, filenames)
	if err != nil {
		return nil, err
	}

	// type-check package files
	var firstHardErr error
	conf := types.Config{
		IgnoreFuncBodies: true,
		// continue type-checking after the first error
		Error: func(err error) {
			if firstHardErr == nil && !err.(types.Error).Soft {
				firstHardErr = err
			}
		},
		Importer: p,

// unusedImports checks for unused imports.
func (check *Checker) unusedImports() {
	// If function bodies are not checked, packages' uses are likely missing - don't check.
	if check.conf.IgnoreFuncBodies {
		return
	}

	// spec: "It is illegal (...) to directly import a package without referring to
	// any of its exported identifiers. To import a package solely for its side-effects

// unusedImports checks for unused imports.
func (check *Checker) unusedImports() {
	// If function bodies are not checked, packages' uses are likely missing - don't check.
	if check.conf.IgnoreFuncBodies {
		return
	}

	// spec: "It is illegal (...) to directly import a package without referring to
	// any of its exported identifiers. To import a package solely for its side-effects

		check.softErrorf(fdecl, BadDecl, "generic function is missing function body")
	}

	// function body must be type-checked after global declarations
	// (functions implemented elsewhere have no body)
	if !check.conf.IgnoreFuncBodies && fdecl.Body != nil {
		check.later(func() {
			check.funcBody(decl, obj.name, sig, fdecl.Body, nil)
		}).describef(obj, "func %s", obj.name)
	}
}

func (check *Checker) declStmt(list []syntax.Decl) {

	"go/token"
	"internal/buildcfg"
	. "internal/types/errors"
	"sort"
)

func (check *Checker) funcBody(decl *declInfo, name string, sig *Signature, body *ast.BlockStmt, iota constant.Value) {
	if check.conf.IgnoreFuncBodies {
		panic("function body not ignored")
	}

	if check.conf._Trace {
		check.trace(body.Pos(), "-- %s: %s", name, sig)
	}

	// save/restore current environment and set up function environment

	"go/constant"
	"internal/buildcfg"
	. "internal/types/errors"
	"sort"
)

func (check *Checker) funcBody(decl *declInfo, name string, sig *Signature, body *syntax.BlockStmt, iota constant.Value) {
	if check.conf.IgnoreFuncBodies {
		panic("function body not ignored")
	}

	if check.conf.Trace {
		check.trace(body.Pos(), "-- %s: %s", name, sig)
	}

	// save/restore current environment and set up function environment