Commit 536a2257 authored by Josh Bleecher Snyder's avatar Josh Bleecher Snyder

Revert "cmd/compile: strengthen SetFields/Width safety guarantee"

This reverts commit b1b4f671.

Reason for revert: Broke the build.

Change-Id: I5c99779896e39137c93c77d016ce683c872a69d7
Reviewed-on: https://go-review.googlesource.com/38532Reviewed-by: default avatarJosh Bleecher Snyder <josharian@gmail.com>
parent b1b4f671
......@@ -362,6 +362,10 @@ func transformclosure(xfunc *Node) {
xfunc.Func.Dcl = append(decls, xfunc.Func.Dcl...)
}
// Recalculate param offsets.
if f.Type.Width > 0 {
Fatalf("transformclosure: width is already calculated")
}
dowidth(f.Type)
xfunc.Type = f.Type // update type of ODCLFUNC
} else {
......
......@@ -864,15 +864,6 @@ func (t *Type) FieldSlice() []*Field {
// SetFields sets struct/interface type t's fields/methods to fields.
func (t *Type) SetFields(fields []*Field) {
// If we've calculated the width of t before,
// then some other type such as a function signature
// might now have the wrong type.
// Rather than try to track and invalidate those,
// enforce that SetFields cannot be called once
// t's width has been calculated.
if t.WidthCalculated() {
Fatalf("SetFields of %v: width previously calculated", t)
}
t.wantEtype(TSTRUCT)
for _, f := range fields {
// If type T contains a field F with a go:notinheap
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment