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fixes #13881

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* fixes #13881
* documented changed requirements for system.onThreadDestruction
* destructors.rst: update the documentation
This commit is contained in:
Andreas Rumpf 2020-05-12 15:46:24 +02:00 • committed by GitHub
commit 06dfd31612
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9 changed files with 84 additions and 23 deletions
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6
lib/system/gc_interface.nim
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@ -14,7 +14,7 @@ when hasAlloc:
gcOptimizeSpace ## optimize for memory footprint
when hasAlloc and not defined(js) and not usesDestructors:
proc GC_disable*() {.rtl, inl, benign.}
proc GC_disable*() {.rtl, inl, benign, raises: [].}
## Disables the GC. If called `n` times, `n` calls to `GC_enable`
## are needed to reactivate the GC.
##
@ -22,7 +22,7 @@ when hasAlloc and not defined(js) and not usesDestructors:
## the mark and sweep phase with
## `GC_disableMarkAndSweep <#GC_disableMarkAndSweep>`_.
proc GC_enable*() {.rtl, inl, benign.}
proc GC_enable*() {.rtl, inl, benign, raises: [].}
## Enables the GC again.
proc GC_fullCollect*() {.rtl, benign.}
@ -54,7 +54,7 @@ when hasAlloc and not defined(js) and not usesDestructors:
proc GC_unref*(x: string) {.magic: "GCunref", benign.}
## See the documentation of `GC_ref <#GC_ref,string>`_.
proc nimGC_setStackBottom*(theStackBottom: pointer) {.compilerRtl, noinline, benign.}
proc nimGC_setStackBottom*(theStackBottom: pointer) {.compilerRtl, noinline, benign, raises: [].}
## Expands operating GC stack range to `theStackBottom`. Does nothing
## if current stack bottom is already lower than `theStackBottom`.