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go/test/fixedbugs/issue39505b.go
Xiangdong Ji 55cf84b077 cmd/compile: Install testcases for flag constant Ops
Flag constant Ops on arm and arm64 are under refactoring, this change adds
a couple of testcases that verify the behavior of 'noov' branches.

Updates #39505
Updates #38740
Updates #39303
Change-Id: I493344b52276900cd296c32da494d72932dfc9be
Reviewed-on: https://go-review.googlesource.com/c/go/+/238677
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-08-28 16:40:32 +00:00

184 lines
2.5 KiB
Go

// run
// Copyright 2020 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 main
func main() {
ff := []func(){lt_f1, lt_f2, lt_f3, lt_f4, lt_f5, lt_f6, lt_f7, lt_f8, lt_f9,
gt_f1, gt_f2, gt_f3, le_f1, le_f2, le_f3, ge_f1, ge_f2, ge_f3}
for _, f := range ff {
f()
}
}
func lt_f1() {
const c = 1
var a = 0
var v *int = &a
if *v-c < len([]int{}) {
} else {
panic("bad")
}
}
func lt_f2() {
const c = 10
var a = 0
var v *int = &a
if *v+c < len([]int{}) {
panic("bad")
}
}
func lt_f3() {
const c = -10
var a = 0
var v *int = &a
if *v|0xff+c < len([]int{}) {
panic("bad")
}
}
func lt_f4() {
const c = 10
var a = 0
var v *int = &a
if *v|0x0f+c < len([]int{}) {
panic("bad")
}
}
func lt_f5() {
const c int32 = 1
var a int32 = 0
var v *int32 = &a
if *v-c < int32(len([]int32{})) {
} else {
panic("bad")
}
}
func lt_f6() {
const c int32 = 10
var a int32 = 0
var v *int32 = &a
if *v+c < int32(len([]int32{})) {
panic("bad")
}
}
func lt_f7() {
const c int32 = -10
var a int32 = 0
var v *int32 = &a
if *v|0xff+c < int32(len([]int{})) {
panic("bad")
}
}
func lt_f8() {
const c int32 = 10
var a int32 = 0
var v *int32 = &a
if *v|0x0f+c < int32(len([]int{})) {
panic("bad")
}
}
func lt_f9() {
const c int32 = -10
var a int32 = 0
var v *int32 = &a
if *v|0x0a+c < int32(len([]int{})) {
panic("bad")
}
}
func gt_f1() {
const c = 1
var a = 0
var v *int = &a
if len([]int{}) > *v-c {
} else {
panic("bad")
}
}
func gt_f2() {
const c = 10
var a = 0
var v *int = &a
if len([]int{}) > *v|0x0f+c {
panic("bad")
}
}
func gt_f3() {
const c int32 = 10
var a int32 = 0
var v *int32 = &a
if int32(len([]int{})) > *v|0x0f+c {
panic("bad")
}
}
func le_f1() {
const c = -10
var a = 0
var v *int = &a
if *v|0xff+c <= len([]int{}) {
panic("bad")
}
}
func le_f2() {
const c = 0xf
var a = 0
var v *int = &a
if *v|0xf-c <= len([]int{}) {
} else {
panic("bad")
}
}
func le_f3() {
const c int32 = -10
var a int32 = 0
var v *int32 = &a
if *v|0xff+c <= int32(len([]int{})) {
panic("bad")
}
}
func ge_f1() {
const c = -10
var a = 0
var v *int = &a
if len([]int{}) >= *v|0xff+c {
panic("bad")
}
}
func ge_f2() {
const c int32 = 10
var a int32 = 0
var v *int32 = &a
if int32(len([]int{})) >= *v|0x0f+c {
panic("bad")
}
}
func ge_f3() {
const c = -10
var a = 0
var v *int = &a
if len([]int{}) >= *v|0x0a+c {
} else {
panic("bad")
}
}