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strict effects (#18777)

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* fixes #17369
* megatest is green for --cpu:arm64
* docgen output includes more tags/raises
* implemented 'effectsOf' 
* algorithm.nim: uses new effectsOf annotation
* closes #18376
* closes #17475
* closes #13905
* allow effectsOf: [a, b]
* added a test case
* parameters that are not ours cannot be declared as .effectsOf
* documentation
* manual: added the 'sort' example
* bootstrap with the new better options
This commit is contained in:
Andreas Rumpf 2021-09-02 12:10:14 +02:00 • committed by GitHub
commit e0ef859130
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35 changed files with 482 additions and 203 deletions
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4
compiler/semdata.nim
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@ -261,7 +261,9 @@ proc getGenSym*(c: PContext; s: PSym): PSym =
result = s
proc considerGenSyms*(c: PContext; n: PNode) =
if n.kind == nkSym:
if n == nil:
discard "can happen for nkFormalParams/nkArgList"
elif n.kind == nkSym:
let s = getGenSym(c, n.sym)
if n.sym != s:
n.sym = s