cmd/compile: fix outdated comment

variable xtop has removed and refactored after go 1.16, but there are comments referring xtop.

It may mislead new contributors to be confused.

Change-Id: Id79c747d8daef14049b29e70a4ecd34054a28a5e
GitHub-Last-Rev: 94b55208862fdc9fa0de39aacf2c9ef9987cef56
GitHub-Pull-Request: golang/go#44995
Reviewed-on: https://go-review.googlesource.com/c/go/+/301629
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Trust: Keith Randall <khr@golang.org>

diff --git a/src/cmd/compile/internal/typecheck/func.go b/src/cmd/compile/internal/typecheck/func.go
index 367df8e9f40650599986043c30a3f26e5471772f..86058a0c73058a9a47af218c93a6b372cb17e802 100644 (file)
--- a/src/cmd/compile/internal/typecheck/func.go
+++ b/src/cmd/compile/internal/typecheck/func.go
@@ -308,7 +308,7 @@ func tcClosure(clo *ir.ClosureExpr, top int) {
                return
        }
 
-       // Don't give a name and add to xtop if we are typechecking an inlined
+       // Don't give a name and add to Target.Decls if we are typechecking an inlined
        // body in ImportedBody(), since we only want to create the named function
        // when the closure is actually inlined (and then we force a typecheck
        // explicitly in (*inlsubst).node()).
@@ -354,7 +354,7 @@ func tcClosure(clo *ir.ClosureExpr, top int) {
                ir.Dump(s, fn)
        }
        if !inTypeCheckInl {
-               // Add function to xtop once only when we give it a name
+               // Add function to Target.Decls once only when we give it a name
                Target.Decls = append(Target.Decls, fn)
        }
 }