mirror of
https://github.com/golang/go
synced 2024-11-25 11:57:58 -07:00
8080384a68
X ,s;^// \$G (\$D/)?\$F\.go *$;// compile;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A *$;// build;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A && \./\$A\.out *$;// run;g X ,s;^// errchk \$G( -e)? (\$D/)?\$F\.go *$;// errorcheck;g R=golang-dev, bradfitz CC=golang-dev https://golang.org/cl/5656083
56 lines
925 B
Go
56 lines
925 B
Go
// 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.
|
|
|
|
// http://code.google.com/p/go/issues/detail?id=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)
|
|
}
|
|
}
|