diff options
| author | Cuong Manh Le <cuong.manhle.vn@gmail.com> | 2023-08-10 01:51:17 +0700 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2023-08-17 21:07:51 +0000 |
| commit | 25c6dce1882795b64988bdf634282e7512842650 (patch) | |
| tree | d8257df2b6aeec5d4bd7c6a79faf2651db9531fb | |
| parent | 4e34f2e81d5be77aeffecf67ad4f02af6a6ec0f9 (diff) | |
| download | go-25c6dce1882795b64988bdf634282e7512842650.tar.gz go-25c6dce1882795b64988bdf634282e7512842650.zip | |
[release-branch.go1.21] cmd/compile: make backingArrayPtrLen to return typecheck-ed nodes
Fixes #61909
Change-Id: Ief8e3a6c42c0644c9f71ebef5f28a294cd7c153f
Reviewed-on: https://go-review.googlesource.com/c/go/+/517936
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/518115
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
| -rw-r--r-- | src/cmd/compile/internal/walk/walk.go | 2 | ||||
| -rw-r--r-- | test/fixedbugs/issue61908.go | 16 |
2 files changed, 18 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/walk/walk.go b/src/cmd/compile/internal/walk/walk.go index 778b95d547..149e23ab7c 100644 --- a/src/cmd/compile/internal/walk/walk.go +++ b/src/cmd/compile/internal/walk/walk.go @@ -278,8 +278,10 @@ func backingArrayPtrLen(n ir.Node) (ptr, length ir.Node) { } else { ptr.SetType(n.Type().Elem().PtrTo()) } + ptr.SetTypecheck(1) length = ir.NewUnaryExpr(base.Pos, ir.OLEN, n) length.SetType(types.Types[types.TINT]) + length.SetTypecheck(1) return ptr, length } diff --git a/test/fixedbugs/issue61908.go b/test/fixedbugs/issue61908.go new file mode 100644 index 0000000000..f5d3bce678 --- /dev/null +++ b/test/fixedbugs/issue61908.go @@ -0,0 +1,16 @@ +// compile + +// Copyright 2023 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package p + +func f(p []byte) int { + switch "" < string(p) { + case true: + return 0 + default: + return 1 + } +} |