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go/test/fixedbugs/issue58293.go
Cuong Manh Le fd208c8850 cmd/compile: remove constant arithmetic overflows during typecheck
Since go1.19, these errors are already reported by types2 for any user's
Go code. Compiler generated code, which looks like constant expression
should be evaluated as non-constant semantic, which allows overflows.

Fixes #58293

Change-Id: I6f0049a69bdb0a8d0d7a0db49c7badaa92598ea2
Reviewed-on: https://go-review.googlesource.com/c/go/+/465096
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: David Chase <drchase@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
2023-02-09 09:33:47 +00:00

14 lines
251 B
Go

// 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
var bar = f(13579)
func f(x uint16) uint16 {
return x>>8 | x<<8
}