1 files changed, 0 insertions, 105 deletions
diff --git a/gcc-4.8.1/libgo/go/go/doc/filter.go b/gcc-4.8.1/libgo/go/go/doc/filter.go
deleted file mode 100644
index 02b66ccef..000000000
--- a/gcc-4.8.1/libgo/go/go/doc/filter.go
+++ /dev/null
@@ -1,105 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package doc
-
-import "go/ast"
-
-type Filter func(string) bool
-
-func matchFields(fields *ast.FieldList, f Filter) bool {
-	if fields != nil {
-		for _, field := range fields.List {
-			for _, name := range field.Names {
-				if f(name.Name) {
-					return true
-				}
-			}
-		}
-	}
-	return false
-}
-
-func matchDecl(d *ast.GenDecl, f Filter) bool {
-	for _, d := range d.Specs {
-		switch v := d.(type) {
-		case *ast.ValueSpec:
-			for _, name := range v.Names {
-				if f(name.Name) {
-					return true
-				}
-			}
-		case *ast.TypeSpec:
-			if f(v.Name.Name) {
-				return true
-			}
-			switch t := v.Type.(type) {
-			case *ast.StructType:
-				if matchFields(t.Fields, f) {
-					return true
-				}
-			case *ast.InterfaceType:
-				if matchFields(t.Methods, f) {
-					return true
-				}
-			}
-		}
-	}
-	return false
-}
-
-func filterValues(a []*Value, f Filter) []*Value {
-	w := 0
-	for _, vd := range a {
-		if matchDecl(vd.Decl, f) {
-			a[w] = vd
-			w++
-		}
-	}
-	return a[0:w]
-}
-
-func filterFuncs(a []*Func, f Filter) []*Func {
-	w := 0
-	for _, fd := range a {
-		if f(fd.Name) {
-			a[w] = fd
-			w++
-		}
-	}
-	return a[0:w]
-}
-
-func filterTypes(a []*Type, f Filter) []*Type {
-	w := 0
-	for _, td := range a {
-		n := 0 // number of matches
-		if matchDecl(td.Decl, f) {
-			n = 1
-		} else {
-			// type name doesn't match, but we may have matching consts, vars, factories or methods
-			td.Consts = filterValues(td.Consts, f)
-			td.Vars = filterValues(td.Vars, f)
-			td.Funcs = filterFuncs(td.Funcs, f)
-			td.Methods = filterFuncs(td.Methods, f)
-			n += len(td.Consts) + len(td.Vars) + len(td.Funcs) + len(td.Methods)
-		}
-		if n > 0 {
-			a[w] = td
-			w++
-		}
-	}
-	return a[0:w]
-}
-
-// Filter eliminates documentation for names that don't pass through the filter f.
-// TODO: Recognize "Type.Method" as a name.
-//
-func (p *Package) Filter(f Filter) {
-	p.Consts = filterValues(p.Consts, f)
-	p.Vars = filterValues(p.Vars, f)
-	p.Types = filterTypes(p.Types, f)
-	p.Funcs = filterFuncs(p.Funcs, f)
-	p.Doc = "" // don't show top-level package doc
-}