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make the build more robust

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This commit is contained in:
Andreas Rumpf 2018-04-30 11:54:26 +02:00
commit 4948cf3b4c
2 changed files with 9 additions and 3 deletions
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5
compiler/ccgexprs.nim
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@ -909,6 +909,11 @@ proc genSeqElem(p: BProc, n, x, y: PNode, d: var TLoc) =
if ty.kind in {tyRef, tyPtr}: if ty.kind in {tyRef, tyPtr}:
ty = skipTypes(ty.lastSon, abstractVarRange) # emit range check: ty = skipTypes(ty.lastSon, abstractVarRange) # emit range check:
if optBoundsCheck in p.options: if optBoundsCheck in p.options:
if ty.kind == tyString and not defined(nimNoZeroTerminator):
linefmt(p, cpsStmts,
"if (!$2 || (NU)($1) > (NU)($2->$3)) #raiseIndexError();$n",
rdLoc(b), rdLoc(a), lenField(p))
else:
linefmt(p, cpsStmts, linefmt(p, cpsStmts,
"if (!$2 || (NU)($1) >= (NU)($2->$3)) #raiseIndexError();$n", "if (!$2 || (NU)($1) >= (NU)($2->$3)) #raiseIndexError();$n",
rdLoc(b), rdLoc(a), lenField(p)) rdLoc(b), rdLoc(a), lenField(p))

1
compiler/condsyms.nim
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@ -115,3 +115,4 @@ proc initDefines*() =
defineSymbol("nimSymKind") defineSymbol("nimSymKind")
defineSymbol("nimVmEqIdent") defineSymbol("nimVmEqIdent")
defineSymbol("nimNoNil") defineSymbol("nimNoNil")
defineSymbol("nimNoZeroTerminator")