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runtime: clarify SetFinalizer docs

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Fixes #24480

Change-Id: I7db721fb71a17f07472ec7f216478e7887435639
Reviewed-on: https://go-review.googlesource.com/122557
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Ian Lance Taylor 2018-07-06 17:06:55 -07:00
parent eab57b27f5
commit fb59bccef3
1 changed files with 2 additions and 2 deletions
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4
src/runtime/mfinal.go
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@ -267,8 +267,8 @@ func runfinq() {
// is not guaranteed to run, because there is no ordering that // is not guaranteed to run, because there is no ordering that
// respects the dependencies. // respects the dependencies.
// //
// The finalizer for obj is scheduled to run at some arbitrary time after // The finalizer is scheduled to run at some arbitrary time after the
// obj becomes unreachable. // program can no longer reach the object to which obj points.
// There is no guarantee that finalizers will run before a program exits, // There is no guarantee that finalizers will run before a program exits,
// so typically they are useful only for releasing non-memory resources // so typically they are useful only for releasing non-memory resources
// associated with an object during a long-running program. // associated with an object during a long-running program.