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go/test/fixedbugs/issue56141.go
Cuong Manh Le 4bcf94b023 all: prevent fakePC overflow on 386 in libfuzzer mode
fakePC uses hash.Sum32, which returns an uint32. However, libfuzzer
trace/hook functions declare fakePC argument as int, causing overflow on
386 archs.

Fixing this by changing fakePC argument to uint to prevent the overflow.

Fixes #56141

Change-Id: I3994c461319983ab70065f90bf61539a363e0a2a
Reviewed-on: https://go-review.googlesource.com/c/go/+/441996
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Keith Randall <khr@google.com>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
2022-10-12 00:12:53 +00:00

13 lines
239 B
Go

// compile -d=libfuzzer
// Copyright 2022 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(x, y int) {
_ = x > y
_ = y > x
}