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fixes 10697 [backport]

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This commit is contained in:
Araq 2019-02-19 11:54:19 +01:00
commit 257965e105
2 changed files with 16 additions and 4 deletions
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5
compiler/jsgen.nim
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@ -519,6 +519,7 @@ proc binaryUintExpr(p: PProc, n: PNode, r: var TCompRes, op: string,
r.res = "$1 = (($5 $2 $3) $4)" % [a, rope op, y.rdLoc, trimmer, tmp]
else:
r.res = "(($1 $2 $3) $4)" % [x.rdLoc, rope op, y.rdLoc, trimmer]
r.kind = resExpr
proc ternaryExpr(p: PProc, n: PNode, r: var TCompRes, magic, frmt: string) =
var x, y, z: TCompRes
@ -1912,13 +1913,13 @@ proc genMagic(p: PProc, n: PNode, r: var TCompRes) =
of mHigh:
unaryExpr(p, n, r, "", "($1 != null ? ($2.length-1) : -1)")
of mInc:
if n[1].typ.skipTypes(abstractRange).kind in tyUInt .. tyUInt64:
if n[1].typ.skipTypes(abstractRange).kind in {tyUInt..tyUInt64}:
binaryUintExpr(p, n, r, "+", true)
else:
if optOverflowCheck notin p.options: binaryExpr(p, n, r, "", "$1 += $2")
else: binaryExpr(p, n, r, "addInt", "$1 = addInt($3, $2)")
of ast.mDec:
if n[1].typ.skipTypes(abstractRange).kind in tyUInt .. tyUInt64:
if n[1].typ.skipTypes(abstractRange).kind in {tyUInt..tyUInt64}:
binaryUintExpr(p, n, r, "-", true)
else:
if optOverflowCheck notin p.options: binaryExpr(p, n, r, "", "$1 -= $2")