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cmd/compile: remove ir.TypeNodeAt

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It's deprecated and no longer needed.

Simplify underlying code while here.

Change-Id: I2a6810867d76d8a82ac0d1e6e546a63e6f132736
Reviewed-on: https://go-review.googlesource.com/c/go/+/403836
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
This commit is contained in:
Matthew Dempsky 2022-05-02 17:20:10 -07:00
parent 14fed2c8f1
commit 53647a1994
1 changed files with 3 additions and 14 deletions
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17
src/cmd/compile/internal/ir/type.go
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@ -158,9 +158,9 @@ type typeNode struct {
typ *types.Type
}
func newTypeNode(pos src.XPos, typ *types.Type) *typeNode {
func newTypeNode(typ *types.Type) *typeNode {
n := &typeNode{typ: typ}
n.pos = pos
n.pos = src.NoXPos
n.op = OTYPE
return n
}
@ -171,24 +171,13 @@ func (n *typeNode) CanBeNtype() {}
// TypeNode returns the Node representing the type t.
func TypeNode(t *types.Type) Ntype {
return TypeNodeAt(src.NoXPos, t)
}
// TypeNodeAt is like TypeNode, but allows specifying the position
// information if a new OTYPE needs to be constructed.
//
// Deprecated: Use TypeNode instead. For typical use, the position for
// an anonymous OTYPE node should not matter. However, TypeNodeAt is
// available for use with toolstash -cmp to refactor existing code
// that is sensitive to OTYPE position.
func TypeNodeAt(pos src.XPos, t *types.Type) Ntype {
if n := t.Obj(); n != nil {
if n.Type() != t {
base.Fatalf("type skew: %v has type %v, but expected %v", n, n.Type(), t)
}
return n.(Ntype)
}
return newTypeNode(pos, t)
return newTypeNode(t)
}
// A DynamicType represents the target type in a type switch.