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test: go fmt prove.go tests

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Change-Id: Ia4c2ceffcf2bfde862e9dba02a4b38245f868692
Reviewed-on: https://go-review.googlesource.com/c/go/+/721202
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Sean Liao <sean@liao.dev>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Mark Freeman <markfreeman@google.com>
Auto-Submit: Jorropo <jorropo.pgm@gmail.com>
This commit is contained in:
Jorropo 2025-11-18 00:54:38 +01:00 • committed by Gopher Robot
parent 489d3dafb7
commit 2239520d1c
1 changed files with 39 additions and 40 deletions
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79
test/prove.go
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@ -991,14 +991,14 @@ func divShiftClean64(n int64) int64 {
if n < 0 {
return n
}
return n / int64(16) // ERROR "Proved Div64 is unsigned$"
return n / int64(16) // ERROR "Proved Div64 is unsigned$"
}
func divShiftClean32(n int32) int32 {
if n < 0 {
return n
}
return n / int32(16) // ERROR "Proved Div32 is unsigned$"
return n / int32(16) // ERROR "Proved Div32 is unsigned$"
}
// Bounds check elimination
@ -1079,8 +1079,8 @@ func modu2(x, y uint) int {
func issue57077(s []int) (left, right []int) {
middle := len(s) / 2 // ERROR "Proved Div64 is unsigned$"
left = s[:middle] // ERROR "Proved IsSliceInBounds$"
right = s[middle:] // ERROR "Proved IsSliceInBounds$"
left = s[:middle] // ERROR "Proved IsSliceInBounds$"
right = s[middle:] // ERROR "Proved IsSliceInBounds$"
return
}
@ -2496,7 +2496,6 @@ func div3pos(x []int) int {
return len(x) / 3 // ERROR "Proved Div64 is unsigned"
}
var len200 [200]int
func modbound1(u uint64) int {
@ -2544,9 +2543,9 @@ func rangebound2(x []int) int {
func swapbound(v []int) {
for i := 0; i < len(v)/2; i++ { // ERROR "Proved Div64 is unsigned|Induction variable"
v[i], // ERROR "Proved IsInBounds"
v[len(v)-1-i] = // ERROR "Proved IsInBounds"
v[len(v)-1-i],
v[i] // ERROR "Proved IsInBounds"
v[len(v)-1-i] = // ERROR "Proved IsInBounds"
v[len(v)-1-i],
v[i] // ERROR "Proved IsInBounds"
}
}
@ -2569,73 +2568,73 @@ func rightShiftBounds(v, s int) {
// We care about the bounds for x printed on the prove(x) lines.
if -8 <= v && v <= -2 && 1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-4,-1 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-4,-1 "
}
if -80 <= v && v <= -20 && 1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-40,-3 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-40,-3 "
}
if -8 <= v && v <= 10 && 1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-4,5 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-4,5 "
}
if 2 <= v && v <= 10 && 1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=0,5 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=0,5 "
}
if -8 <= v && v <= -2 && 0 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,-1 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,-1 "
}
if -80 <= v && v <= -20 && 0 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-80,-3 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-80,-3 "
}
if -8 <= v && v <= 10 && 0 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,10 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,10 "
}
if 2 <= v && v <= 10 && 0 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=0,10 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=0,10 "
}
if -8 <= v && v <= -2 && -1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,-1 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,-1 "
}
if -80 <= v && v <= -20 && -1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-80,-3 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-80,-3 "
}
if -8 <= v && v <= 10 && -1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,10 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=-8,10 "
}
if 2 <= v && v <= 10 && -1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=0,10 "
x := v >> s // ERROR "Proved"
prove(x) // ERROR "Proved sm,SM=0,10 "
}
}
func unsignedRightShiftBounds(v uint, s int) {
if 2 <= v && v <= 10 && -1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=0,10 "
x := v >> s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=0,10 "
}
if 2 <= v && v <= 10 && 0 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=0,10 "
x := v >> s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=0,10 "
}
if 2 <= v && v <= 10 && 1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=0,5 "
x := v >> s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=0,5 "
}
if 20 <= v && v <= 100 && 1 <= s && s <= 3 {
x := v>>s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=2,50 "
x := v >> s // ERROR "Proved"
proveu(x) // ERROR "Proved sm,SM=2,50 "
}
}