| Linux in-mum-web1499.main-hosting.eu 5.14.0-503.40.1.el9_5.x86_64 #1 SMP PREEMPT_DYNAMIC Mon May 5 06:06:04 EDT 2025 x86_64 Path : /opt/golang/1.22.0/test/ |
| Current File : //opt/golang/1.22.0/test/devirt.go |
// errorcheck -0 -d=ssa/opt/debug=1
package main
// Trivial interface call devirtualization test.
type real struct {
value int
}
func (r *real) Value() int { return r.value }
type Valuer interface {
Value() int
}
type indirectiface struct {
a, b, c int
}
func (i indirectiface) Value() int {
return i.a + i.b + i.c
}
func main() {
var r Valuer
rptr := &real{value: 3}
r = rptr
if r.Value() != 3 { // ERROR "de-virtualizing call$"
panic("not 3")
}
r = indirectiface{3, 4, 5}
if r.Value() != 12 { // ERROR "de-virtualizing call$"
panic("not 12")
}
}