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SSA can handle 1-element array, but only when the element type is SSAable. When building SSA for INDEX of 1-element array, we did not check the element type is SSAable. And when it's not, it resulted in an unhandled SSA op. Fixes #26120. Change-Id: Id709996b5d9d90212f6c56d3f27eed320a4d8360 Reviewed-on: https://go-review.googlesource.com/121496 Run-TryBot: Cherry Zhang <cherryyz@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
24 lines
397 B
Go
24 lines
397 B
Go
// compile
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// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Issue 26120: INDEX of 1-element but non-SSAable array
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// is mishandled when building SSA.
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package p
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type T [1]struct {
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f []int
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i, j int
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}
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func F() {
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var v T
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f := func() T {
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return v
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}
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_ = []int{}[f()[0].i]
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}
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