libgo: update to Go1.14rc1 release

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/218017

3 files changed, 5 insertions, 3 deletions

diff --git a/libgo/go/text/template/exec_test.go b/libgo/go/text/template/exec_test.go
index c64b835..f92ac6f 100644
--- a/libgo/go/text/template/exec_test.go
+++ b/libgo/go/text/template/exec_test.go
@@ -502,6 +502,7 @@ var execTests = []execTest{
 	{"map MUI64S", "{{index .MUI64S 3}}", "ui643", tVal, true},
 	{"map MI8S", "{{index .MI8S 3}}", "i83", tVal, true},
 	{"map MUI8S", "{{index .MUI8S 2}}", "u82", tVal, true},
+	{"index of an interface field", "{{index .Empty3 0}}", "7", tVal, true},
 
 	// Slicing.
 	{"slice[:]", "{{slice .SI}}", "[3 4 5]", tVal, true},
@@ -527,12 +528,14 @@ var execTests = []execTest{
 	{"string[1:2]", "{{slice .S 1 2}}", "y", tVal, true},
 	{"out of range", "{{slice .S 1 5}}", "", tVal, false},
 	{"3-index slice of string", "{{slice .S 1 2 2}}", "", tVal, false},
+	{"slice of an interface field", "{{slice .Empty3 0 1}}", "[7]", tVal, true},
 
 	// Len.
 	{"slice", "{{len .SI}}", "3", tVal, true},
 	{"map", "{{len .MSI }}", "3", tVal, true},
 	{"len of int", "{{len 3}}", "", tVal, false},
 	{"len of nothing", "{{len .Empty0}}", "", tVal, false},
+	{"len of an interface field", "{{len .Empty3}}", "2", tVal, true},
 
 	// With.
 	{"with true", "{{with true}}{{.}}{{end}}", "true", tVal, true},
diff --git a/libgo/go/text/template/funcs.go b/libgo/go/text/template/funcs.go
index 0568c79..46125bc 100644
--- a/libgo/go/text/template/funcs.go
+++ b/libgo/go/text/template/funcs.go
@@ -264,13 +264,13 @@ func slice(item reflect.Value, indexes ...reflect.Value) (reflect.Value, error)
 		return reflect.Value{}, fmt.Errorf("invalid slice index: %d > %d", idx[0], idx[1])
 	}
 	if len(indexes) < 3 {
-		return item.Slice(idx[0], idx[1]), nil
+		return v.Slice(idx[0], idx[1]), nil
 	}
 	// given item[i:j:k], make sure i <= j <= k.
 	if idx[1] > idx[2] {
 		return reflect.Value{}, fmt.Errorf("invalid slice index: %d > %d", idx[1], idx[2])
 	}
-	return item.Slice3(idx[0], idx[1], idx[2]), nil
+	return v.Slice3(idx[0], idx[1], idx[2]), nil
 }
 
 // Length
diff --git a/libgo/go/text/template/parse/lex.go b/libgo/go/text/template/parse/lex.go
index 3d57708..30371f2 100644
--- a/libgo/go/text/template/parse/lex.go
+++ b/libgo/go/text/template/parse/lex.go
@@ -411,7 +411,6 @@ func lexInsideAction(l *lexer) stateFn {
 		}
 	case r <= unicode.MaxASCII && unicode.IsPrint(r):
 		l.emit(itemChar)
-		return lexInsideAction
 	default:
 		return l.errorf("unrecognized character in action: %#U", r)
 	}