test: fix the fix of the rename tests.

Now they actually test again instead of just setting iota to zero.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/5700058

test/rename.go

@@ -56,43 +56,44 @@ func main() {
 }
 
 const (
-	append = iota
-	bool
-	byte
-	complex
-	complex64
-	complex128
-	cap
-	close
-	delete
-	error
-	false
-	float32
-	float64
-	imag
-	int
-	int8
-	int16
-	int32
-	int64
-	len
-	make
-	new
-	nil
-	panic
-	print
-	println
-	real
-	recover
-	rune
-	string
-	true
-	uint
-	uint8
-	uint16
-	uint32
-	uint64
-	uintptr
-	NUM
-	iota = 0
+	// cannot use iota here, because iota = 38 below
+	append     = 1
+	bool       = 2
+	byte       = 3
+	complex    = 4
+	complex64  = 5
+	complex128 = 6
+	cap        = 7
+	close      = 8
+	delete     = 9
+	error      = 10
+	false      = 11
+	float32    = 12
+	float64    = 13
+	imag       = 14
+	int        = 15
+	int8       = 16
+	int16      = 17
+	int32      = 18
+	int64      = 19
+	len        = 20
+	make       = 21
+	new        = 22
+	nil        = 23
+	panic      = 24
+	print      = 25
+	println    = 26
+	real       = 27
+	recover    = 28
+	rune       = 29
+	string     = 30
+	true       = 31
+	uint       = 32
+	uint8      = 33
+	uint16     = 34
+	uint32     = 35
+	uint64     = 36
+	uintptr    = 37
+	iota       = 38
+	NUM        = 39
 )

test/rename1.go

@@ -19,43 +19,42 @@ func main() {
 }
 
 const (
-	append = iota
-	bool
-	byte
-	complex
-	complex64
-	complex128
-	cap
-	close
-	delete
-	error
-	false
-	float32
-	float64
-	imag
-	int
-	int8
-	int16
-	int32
-	int64
-	len
-	make
-	new
-	nil
-	panic
-	print
-	println
-	real
-	recover
-	rune
-	string
-	true
-	uint
-	uint8
-	uint16
-	uint32
-	uint64
-	uintptr
-	NUM
-	iota = "123"
+	append     = 1
+	bool       = 2
+	byte       = 3
+	complex    = 4
+	complex64  = 5
+	complex128 = 6
+	cap        = 7
+	close      = 8
+	delete     = 9
+	error      = 10
+	false      = 11
+	float32    = 12
+	float64    = 13
+	imag       = 14
+	int        = 15
+	int8       = 16
+	int16      = 17
+	int32      = 18
+	int64      = 19
+	len        = 20
+	make       = 21
+	new        = 22
+	nil        = 23
+	panic      = 24
+	print      = 25
+	println    = 26
+	real       = 27
+	recover    = 28
+	rune       = 29
+	string     = 30
+	true       = 31
+	uint       = 32
+	uint8      = 33
+	uint16     = 34
+	uint32     = 35
+	uint64     = 36
+	uintptr    = 37
+	iota       = "38"
 )