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Field checks for everybody (#8957)

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* Field checks for JS backend

* Clean nkCall nodes with no arguments

Generating a nkEmpty in place of no arguments makes no sense form the
AST point of view and also trips up the VM codegen.

* Field checks for VM backend

* Test case for #6612

This patchset fixes #6612

* Add test case for LHS double evaluation

* Prevent LHS double-eval for JS backend

* Prevent double evaluation in VM backend
This commit is contained in:
LemonBoy 2018-10-09 19:54:12 +02:00 • committed by Andreas Rumpf
commit ee14ace5d3
10 changed files with 223 additions and 43 deletions
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4
compiler/semparallel.nim
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@ -493,6 +493,6 @@ proc liftParallel*(g: ModuleGraph; owner: PSym; n: PNode): PNode =
result = newNodeI(nkStmtList, n.info)
generateAliasChecks(a, result)
result.add varSection
result.add callCodegenProc(g, "openBarrier", barrier)
result.add callCodegenProc(g, "openBarrier", barrier.info, barrier)
result.add transformSpawn(g, owner, body, barrier)
result.add callCodegenProc(g, "closeBarrier", barrier)
result.add callCodegenProc(g, "closeBarrier", barrier.info, barrier)