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misc/cgo: remove reference to 'destroy' function

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R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/4558042
This commit is contained in:
Russ Cox 2011-05-31 14:41:24 -04:00
parent 2261021be1
commit 6216307e25
1 changed files with 2 additions and 3 deletions
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misc/cgo/gmp/gmp.go
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@ -86,9 +86,8 @@ explicitly in Go to pointers to arrays, as they do (implicitly) in C.
Garbage collection is the big problem. It is fine for the Go world to Garbage collection is the big problem. It is fine for the Go world to
have pointers into the C world and to free those pointers when they have pointers into the C world and to free those pointers when they
are no longer needed. To help, the garbage collector calls an are no longer needed. To help, the Go code can define Go objects
object's destroy() method prior to collecting it. C pointers can be holding the C pointers and use runtime.SetFinalizer on those Go objects.
wrapped by Go objects with appropriate destroy methods.
It is much more difficult for the C world to have pointers into the Go It is much more difficult for the C world to have pointers into the Go
world, because the Go garbage collector is unaware of the memory world, because the Go garbage collector is unaware of the memory