all: minor vet fixes

Change-Id: I22f0f3e792052762499f632571155768b4052bc9
Reviewed-on: https://go-review.googlesource.com/31759
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

src/compress/gzip/example_test.go

@@ -98,7 +98,7 @@ func ExampleReader_Multistream() {
 			log.Fatal(err)
 		}
 
-		fmt.Println("\n")
+		fmt.Print("\n\n")
 
 		err = zr.Reset(&buf)
 		if err == io.EOF {

src/crypto/tls/handshake_server_test.go

@@ -1253,18 +1253,18 @@ func TestGetConfigForClient(t *testing.T) {
 
 		if len(test.errorSubstring) == 0 {
 			if serverErr != nil || clientErr != nil {
-				t.Errorf("%#d: expected no error but got serverErr: %q, clientErr: %q", i, serverErr, clientErr)
+				t.Errorf("test[%d]: expected no error but got serverErr: %q, clientErr: %q", i, serverErr, clientErr)
 			}
 			if test.verify != nil {
 				if err := test.verify(configReturned); err != nil {
-					t.Errorf("#%d: verify returned error: %v", i, err)
+					t.Errorf("test[%d]: verify returned error: %v", i, err)
 				}
 			}
 		} else {
 			if serverErr == nil {
-				t.Errorf("%#d: expected error containing %q but got no error", i, test.errorSubstring)
+				t.Errorf("test[%d]: expected error containing %q but got no error", i, test.errorSubstring)
 			} else if !strings.Contains(serverErr.Error(), test.errorSubstring) {
-				t.Errorf("%#d: expected error to contain %q but it was %q", i, test.errorSubstring, serverErr)
+				t.Errorf("test[%d]: expected error to contain %q but it was %q", i, test.errorSubstring, serverErr)
 			}
 		}
 	}

src/database/sql/example_test.go

@@ -45,7 +45,7 @@ func ExampleDB_QueryRow() {
 	}
 }
 
-func ExampleDB_QueryMultipleResultSets() {
+func ExampleDB_Query_multipleResultSets() {
 	age := 27
 	q := `
 create temp table uid (id bigint); -- Create temp table for queries.

src/math/modf_arm64.s

@@ -6,7 +6,7 @@
 
 // func Modf(f float64) (int float64, frac float64)
 TEXT ·Modf(SB),NOSPLIT,$0
-	MOVD	x+0(FP), R0
+	MOVD	f+0(FP), R0
 	FMOVD	R0, F0
 	FRINTZD	F0, F1
 	FMOVD	F1, int+8(FP)

src/os/os_windows_test.go

@@ -7,7 +7,6 @@ package os_test
 import (
 	"bytes"
 	"encoding/hex"
-	"fmt"
 	"internal/syscall/windows"
 	"internal/testenv"
 	"io/ioutil"
@@ -274,7 +273,7 @@ func TestDirectoryJunction(t *testing.T) {
 				mklink: func(link, target string) error {
 					output, err := osexec.Command("cmd", "/c", "mklink", "/J", link, target).CombinedOutput()
 					if err != nil {
-						fmt.Errorf("failed to run mklink %v %v: %v %q", link, target, err, output)
+						t.Errorf("failed to run mklink %v %v: %v %q", link, target, err, output)
 					}
 					return nil
 				},
@@ -346,7 +345,7 @@ func TestDirectorySymbolicLink(t *testing.T) {
 				mklink: func(link, target string) error {
 					output, err := osexec.Command("cmd", "/c", "mklink", "/D", link, target).CombinedOutput()
 					if err != nil {
-						fmt.Errorf("failed to run mklink %v %v: %v %q", link, target, err, output)
+						t.Errorf("failed to run mklink %v %v: %v %q", link, target, err, output)
 					}
 					return nil
 				},

src/reflect/all_test.go

@@ -3119,7 +3119,7 @@ func ReadWriterV(x io.ReadWriter) Value {
 
 type Empty struct{}
 type MyStruct struct {
-	x int "tag"
+	x int `some:"tag"`
 }
 type MyString string
 type MyBytes []byte
@@ -3434,31 +3434,31 @@ var convertTests = []struct {
 
 	// structs with different tags
 	{V(struct {
-		x int "foo"
+		x int `some:"foo"`
 	}{}), V(struct {
-		x int "bar"
+		x int `some:"bar"`
 	}{})},
 
 	{V(struct {
-		x int "bar"
+		x int `some:"bar"`
 	}{}), V(struct {
-		x int "foo"
+		x int `some:"foo"`
 	}{})},
 
 	{V(MyStruct{}), V(struct {
-		x int "foo"
+		x int `some:"foo"`
 	}{})},
 
 	{V(struct {
-		x int "foo"
+		x int `some:"foo"`
 	}{}), V(MyStruct{})},
 
 	{V(MyStruct{}), V(struct {
-		x int "bar"
+		x int `some:"bar"`
 	}{})},
 
 	{V(struct {
-		x int "bar"
+		x int `some:"bar"`
 	}{}), V(MyStruct{})},
 
 	// can convert *byte and *MyByte

src/text/template/exec_test.go

@@ -1326,7 +1326,7 @@ func TestAddrOfIndex(t *testing.T) {
 		var buf bytes.Buffer
 		err := tmpl.Execute(&buf, reflect.ValueOf([]V{{1}}))
 		if err != nil {
-			t.Fatal("%s: Execute: %v", text, err)
+			t.Fatalf("%s: Execute: %v", text, err)
 		}
 		if buf.String() != "<1>" {
 			t.Fatalf("%s: template output = %q, want %q", text, buf, "<1>")