From: Dan Scales <danscales@google.com>
Date: Sun, 13 Jun 2021 18:05:45 +0000 (-0700)
Subject: [dev.typeparams] cmd/compile: add missing copy of Field.Embedded in type substituter.
X-Git-Tag: go1.18beta1~1818^2^2~311
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=e9c01f980403ef88340ded62d78b4cd3a4b592f8;p=gostls13.git

[dev.typeparams] cmd/compile: add missing copy of Field.Embedded in type substituter.

Change-Id: I876933370a6bcb6586eda9d8fc28a081bf31b1cf
Reviewed-on: https://go-review.googlesource.com/c/go/+/328511
Run-TryBot: Dan Scales <danscales@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Robert Griesemer <gri@golang.org>
Trust: Dan Scales <danscales@google.com>
---

diff --git a/src/cmd/compile/internal/typecheck/subr.go b/src/cmd/compile/internal/typecheck/subr.go
index 79b2402fe7..fb6d660db5 100644
--- a/src/cmd/compile/internal/typecheck/subr.go
+++ b/src/cmd/compile/internal/typecheck/subr.go
@@ -1220,6 +1220,7 @@ func (ts *Tsubster) tstruct(t *types.Type, force bool) *types.Type {
 			// names of embedded types (which should keep the name of
 			// the type param, not the instantiated type).
 			newfields[i] = types.NewField(f.Pos, f.Sym, t2)
+			newfields[i].Embedded = f.Embedded
 			if f.Nname != nil && ts.Vars != nil {
 				v := ts.Vars[f.Nname.(*ir.Name)]
 				if v != nil {