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cmd/compile: simplify Iter

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Passes toolstash -cmp.

Change-Id: I325b02dcc8412ded0dc304d43377c0bdf59c66a8
Reviewed-on: https://go-review.googlesource.com/20405
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Matthew Dempsky 2016-03-08 15:02:40 -08:00
parent 5011431295
commit 7758a9405f
10 changed files with 63 additions and 144 deletions
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7
src/cmd/compile/internal/gc/subr.go
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@ -1892,14 +1892,13 @@ func expandmeth(t *Type) {
// Given funarg struct list, return list of ODCLFIELD Node fn args.
func structargs(tl **Type, mustname int) []*Node {
var savet Iter
var a *Node
var n *Node
var buf string
var args []*Node
gen := 0
for t := Structfirst(&savet, tl); t != nil; t = structnext(&savet) {
for t, it := IterFields(*tl); t != nil; t = it.Next() {
n = nil
if mustname != 0 && (t.Sym == nil || t.Sym.Name == "_") {
// invent a name so that we can refer to it in the trampoline
@ -2250,10 +2249,8 @@ func liststmt(l []*Node) *Node {
// return nelem of list
func structcount(t *Type) int {
var s Iter
v := 0
for t = Structfirst(&s, &t); t != nil; t = structnext(&s) {
for t, it := IterFields(t); t != nil; t = it.Next() {
v++
}
return v