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Bug 860704 - GC: Comment says RawT converts to RootedT r=terrence

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extra : rebase_source : 2f5388adb27a97ee3762d6cab7ec0591b0f718b3
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Jon Coppeard 2013-04-12 09:31:43 +01:00
parent a50a5045b0
commit 9dbbe9752e
1 changed files with 11 additions and 11 deletions
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22
js/public/RootingAPI.h
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@ -49,7 +49,7 @@
* dangerous-looking actions cannot trigger a GC: js_malloc, cx->malloc_,
* rt->malloc_, and friends and JS_ReportOutOfMemory.
*
* The following family of four classes will exactly root a stack location.
* The following family of three classes will exactly root a stack location.
* Incorrect usage of these classes will result in a compile error in almost
* all cases. Therefore, it is very hard to be incorrectly rooted if you use
* these classes exclusively. These classes are all templated on the type T of
@ -58,7 +58,7 @@
* - Rooted<T> declares a variable of type T, whose value is always rooted.
* Rooted<T> may be automatically coerced to a Handle<T>, below. Rooted<T>
* should be used whenever a local variable's value may be held live across a
* call which can trigger a GC. This is generally true of
* call which can trigger a GC.
*
* - Handle<T> is a const reference to a Rooted<T>. Functions which take GC
* things or values as arguments and need to root those arguments should
@ -90,16 +90,16 @@
* The following diagram explains the list of supported, implicit type
* conversions between classes of this family:
*
* RawT -----> Rooted<T> ----> Handle<T>
* | ^
* | |
* | |
* +---> MutableHandle<T>
* (via &)
* Rooted<T> ----> Handle<T>
* | ^
* | |
* | |
* +---> MutableHandle<T>
* (via &)
*
* Currently all of these types implicit conversion to RawT. These are present
* only for the purpose of bootstrapping exact rooting and will be removed in
* the future (Bug 817164).
* Currently, all of these types have an implicit conversion to RawT. These are
* present only for the purpose of bootstrapping exact rooting and will be
* removed in the future (Bug 817164).
*/
namespace js {