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.noalias annotation; frontend support (#15419)

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* .noalias annotation; frontend support

* added .noalias support to Nim; implements https://github.com/nim-lang/RFCs/issues/204
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Andreas Rumpf 2020-09-28 13:51:39 +02:00 • committed by GitHub
commit 50b6f6996a
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11 changed files with 53 additions and 12 deletions
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compiler/ccgtypes.nim
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@ -474,6 +474,8 @@ proc genProcParams(m: BModule, t: PType, rettype, params: var Rope,
else:
params.add(getTypeDescAux(m, param.typ, check, skParam))
params.add(~" ")
if sfNoalias in param.flags:
params.add(~"NIM_NOALIAS ")
params.add(param.loc.r)
# declare the len field for open arrays:
var arr = param.typ