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don't crash where there is an unknown statement pragma [backport]

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(cherry picked from commit 93cf0ef52e)
This commit is contained in:
Andreas Rumpf
2018-11-26 22:15:33 +01:00
committed by narimiran
parent a8b20e8129
commit e091c99514
1 changed files with 5 additions and 2 deletions
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7
compiler/pragmas.nim
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@@ -1104,10 +1104,13 @@ proc singlePragma(c: PContext, sym: PSym, n: PNode, i: var int,
else: sym.flags.incl sfUsed
of wLiftLocals: discard
else: invalidPragma(c, it)
elif sym.kind in {skVar,skLet,skParam,skField,skProc,skFunc,skConverter,skMethod,skType}:
elif sym != nil and sym.kind in {skVar, skLet, skParam, skField, skProc,
skFunc, skConverter, skMethod, skType}:
n.sons[i] = semCustomPragma(c, it)
else:
elif sym != nil:
illegalCustomPragma(c, it, sym)
else:
invalidPragma(c, it)
proc implicitPragmas*(c: PContext, sym: PSym, n: PNode,
validPragmas: TSpecialWords) =