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cmd/compile: allow fieldtrack of unexported fields

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The fieldtrack support is experimental and used mainly inside Google,
where we have included this change for years. No reason not to make
it in the public copy.

Change-Id: I5233e4e775ccce60a17098c007aed8c82a0425d7
Reviewed-on: https://go-review.googlesource.com/c/go/+/387355
Trust: Russ Cox <rsc@golang.org>
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Russ Cox 2022-02-22 14:43:41 -05:00
parent 0b76afc75c
commit 7fd9564fcd
1 changed files with 0 additions and 3 deletions
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3
src/cmd/compile/internal/walk/expr.go
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@ -1012,9 +1012,6 @@ func usefield(n *ir.SelectorExpr) {
if outer.Sym() == nil {
base.Errorf("tracked field must be in named struct type")
}
if !types.IsExported(field.Sym.Name) {
base.Errorf("tracked field must be exported (upper case)")
}
sym := reflectdata.TrackSym(outer, field)
if ir.CurFunc.FieldTrack == nil {