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cmd/compile: add comment to statictmp name generation

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Follow-up to review comments on CL 39193.

Change-Id: I7649af9d70ad73e039061a7a66fea416a7476192
Reviewed-on: https://go-review.googlesource.com/39199
Reviewed-by: Robert Griesemer <gri@golang.org>
This commit is contained in:
Josh Bleecher Snyder 2017-03-31 16:04:52 -07:00
parent 8e36575ebe
commit bfeda6ccc7
1 changed files with 1 additions and 0 deletions
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src/cmd/compile/internal/gc/sinit.go
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@ -575,6 +575,7 @@ var statuniqgen int // name generator for static temps
// Callers should call n.Name.SetReadonly(true) on the // Callers should call n.Name.SetReadonly(true) on the
// returned node for readonly nodes. // returned node for readonly nodes.
func staticname(t *Type) *Node { func staticname(t *Type) *Node {
// Don't use lookupN; it interns the resulting string, but these are all unique.
n := newname(lookup(fmt.Sprintf("statictmp_%d", statuniqgen))) n := newname(lookup(fmt.Sprintf("statictmp_%d", statuniqgen)))
statuniqgen++ statuniqgen++
addvar(n, t, PEXTERN) addvar(n, t, PEXTERN)