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fixes #11809

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This commit is contained in:
Andreas Rumpf 2019-08-08 21:41:05 +02:00
commit 04708742e7
5 changed files with 76 additions and 27 deletions
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47
compiler/semexprs.nim
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@ -2130,30 +2130,42 @@ proc semMagic(c: PContext, n: PNode, s: PSym, flags: TExprFlags): PNode =
result = n
case s.magic # magics that need special treatment
of mAddr:
markUsed(c, n.info, s, c.graph.usageSym)
checkSonsLen(n, 2, c.config)
result[0] = newSymNode(s, n[0].info)
result[1] = semAddrArg(c, n.sons[1], s.name.s == "unsafeAddr")
result.typ = makePtrType(c, result[1].typ)
of mTypeOf:
markUsed(c, n.info, s, c.graph.usageSym)
result = semTypeOf(c, n)
#of mArrGet: result = semArrGet(c, n, flags)
#of mArrPut: result = semArrPut(c, n, flags)
#of mAsgn: result = semAsgnOpr(c, n)
of mDefined: result = semDefined(c, setMs(n, s), false)
of mDefinedInScope: result = semDefined(c, setMs(n, s), true)
of mCompiles: result = semCompiles(c, setMs(n, s), flags)
#of mLow: result = semLowHigh(c, setMs(n, s), mLow)
#of mHigh: result = semLowHigh(c, setMs(n, s), mHigh)
of mIs: result = semIs(c, setMs(n, s), flags)
#of mOf: result = semOf(c, setMs(n, s))
of mShallowCopy: result = semShallowCopy(c, n, flags)
of mExpandToAst: result = semExpandToAst(c, n, s, flags)
of mQuoteAst: result = semQuoteAst(c, n)
of mDefined:
markUsed(c, n.info, s, c.graph.usageSym)
result = semDefined(c, setMs(n, s), false)
of mDefinedInScope:
markUsed(c, n.info, s, c.graph.usageSym)
result = semDefined(c, setMs(n, s), true)
of mCompiles:
markUsed(c, n.info, s, c.graph.usageSym)
result = semCompiles(c, setMs(n, s), flags)
of mIs:
markUsed(c, n.info, s, c.graph.usageSym)
result = semIs(c, setMs(n, s), flags)
of mShallowCopy:
markUsed(c, n.info, s, c.graph.usageSym)
result = semShallowCopy(c, n, flags)
of mExpandToAst:
markUsed(c, n.info, s, c.graph.usageSym)
result = semExpandToAst(c, n, s, flags)
of mQuoteAst:
markUsed(c, n.info, s, c.graph.usageSym)
result = semQuoteAst(c, n)
of mAstToStr:
markUsed(c, n.info, s, c.graph.usageSym)
checkSonsLen(n, 2, c.config)
result = newStrNodeT(renderTree(n[1], {renderNoComments}), n, c.graph)
result.typ = getSysType(c.graph, n.info, tyString)
of mParallel:
markUsed(c, n.info, s, c.graph.usageSym)
if parallel notin c.features:
localError(c.config, n.info, "use the {.experimental.} pragma to enable 'parallel'")
result = setMs(n, s)
@ -2163,6 +2175,7 @@ proc semMagic(c: PContext, n: PNode, s: PSym, flags: TExprFlags): PNode =
result.sons[1] = semStmt(c, x, {})
dec c.inParallelStmt
of mSpawn:
markUsed(c, n.info, s, c.graph.usageSym)
when defined(leanCompiler):
localError(c.config, n.info, "compiler was built without 'spawn' support")
result = n
@ -2180,10 +2193,12 @@ proc semMagic(c: PContext, n: PNode, s: PSym, flags: TExprFlags): PNode =
else:
result.add c.graph.emptyNode
of mProcCall:
markUsed(c, n.info, s, c.graph.usageSym)
result = setMs(n, s)
result.sons[1] = semExpr(c, n.sons[1])
result.typ = n[1].typ
of mPlugin:
markUsed(c, n.info, s, c.graph.usageSym)
# semDirectOp with conditional 'afterCallActions':
let nOrig = n.copyTree
#semLazyOpAux(c, n)
@ -2200,6 +2215,7 @@ proc semMagic(c: PContext, n: PNode, s: PSym, flags: TExprFlags): PNode =
if callee.magic != mNone:
result = magicsAfterOverloadResolution(c, result, flags)
of mRunnableExamples:
markUsed(c, n.info, s, c.graph.usageSym)
if c.config.cmd == cmdDoc and n.len >= 2 and n.lastSon.kind == nkStmtList:
when false:
# some of this dead code was moved to `prepareExamples`
@ -2216,8 +2232,9 @@ proc semMagic(c: PContext, n: PNode, s: PSym, flags: TExprFlags): PNode =
result = setMs(n, s)
else:
result = c.graph.emptyNode
of mSizeOf: result =
semSizeof(c, setMs(n, s))
of mSizeOf:
markUsed(c, n.info, s, c.graph.usageSym)
result = semSizeof(c, setMs(n, s))
else:
result = semDirectOp(c, n, flags)