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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:18:25 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:18:25 +0000 |
commit | 109be507377fe7f6e8819ac94041d3fdcdf6fd2f (patch) | |
tree | 2806a689f8fab4a2ec9fc949830ef270a91d667d /test/fixedbugs/bug281.go | |
parent | Initial commit. (diff) | |
download | golang-1.19-upstream.tar.xz golang-1.19-upstream.zip |
Adding upstream version 1.19.8.upstream/1.19.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/fixedbugs/bug281.go')
-rw-r--r-- | test/fixedbugs/bug281.go | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/test/fixedbugs/bug281.go b/test/fixedbugs/bug281.go new file mode 100644 index 0000000..c65530f --- /dev/null +++ b/test/fixedbugs/bug281.go @@ -0,0 +1,55 @@ +// run + +// Copyright 2010 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. + +// https://golang.org/issue/807 + +package main + +type Point struct { + X, Y int64 +} + +type Rect struct { + Min, Max Point +} + +func (p Point) Sub(q Point) Point { + return Point{p.X-q.X, p.Y-q.Y} +} + +type Obj struct { + bbox Rect +} + +func (o *Obj) Bbox() Rect { + return o.bbox +} + +func (o *Obj) Points() [2]Point{ + return [2]Point{o.bbox.Min, o.bbox.Max} +} + +var x = 0 + +func main() { + o := &Obj{Rect{Point{800, 0}, Point{}}} + p := Point{800, 300} + q := p.Sub(o.Bbox().Min) + if q.X != 0 || q.Y != 300 { + println("BUG dot: ", q.X, q.Y) + return + } + + q = p.Sub(o.Points()[0]) + if q.X != 0 || q.Y != 300 { + println("BUG index const: ", q.X, q.Y) + } + + q = p.Sub(o.Points()[x]) + if q.X != 0 || q.Y != 300 { + println("BUG index var: ", q.X, q.Y) + } +} |