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visualfc opened this issue Sep 24, 2022 · 0 comments · Fixed by #1157
Closed

reflect value.Interface not copy for struct #1156

visualfc opened this issue Sep 24, 2022 · 0 comments · Fixed by #1157
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bug
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Go spec compliance

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@visualfc
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demo

package main

import (
	"fmt"
	"reflect"
)

type student struct {
	name string
}

func main() {
	a := []student{student{"A"}, student{"B"}, student{"C"}}
	v := reflect.ValueOf(a)
	i := v.Index(0).Interface()
	a[0] = student{"X"}
	fmt.Println(a, i)
}

go run main.go

[{X} {B} {C}] {A}

gopherjs run main.go

[{X} {B} {C}] {X}
@visualfc visualfc mentioned this issue Sep 24, 2022
Merged
@nevkontakte nevkontakte added this to the Go spec compliance milestone Sep 24, 2022
nevkontakte pushed a commit that referenced this issue Sep 29, 2022
@visualfc
compiler/natives/src/reflect: fix valueIntrface check struct copy (#1157
5214468 
)

* compiler/natives/src/reflect: fix valueIntrface check struct copy

Fixed #1156
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compiler/natives/src/reflect: fix valueIntrface check struct copy visualfc/gopherjs
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@nevkontakte @visualfc