diff options
Diffstat (limited to 'compiler/semfold.nim')
| -rw-r--r-- | compiler/semfold.nim | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/compiler/semfold.nim b/compiler/semfold.nim index 925a80832..caaab2291 100644 --- a/compiler/semfold.nim +++ b/compiler/semfold.nim @@ -113,12 +113,18 @@ proc pickMaxInt(n: PNode): BiggestInt = internalError(n.info, "pickMaxInt") proc makeRange(typ: PType, first, last: BiggestInt): PType = - var n = newNode(nkRange) - addSon(n, newIntNode(nkIntLit, min(first, last))) - addSon(n, newIntNode(nkIntLit, max(first, last))) - result = newType(tyRange, typ.owner) - result.n = n - addSonSkipIntLit(result, skipTypes(typ, {tyRange})) + let minA = min(first, last) + let maxA = max(first, last) + let lowerNode = newIntNode(nkIntLit, minA) + if typ.kind == tyInt and minA == maxA: + result = getIntLitType(lowerNode) + else: + var n = newNode(nkRange) + addSon(n, lowerNode) + addSon(n, newIntNode(nkIntLit, maxA)) + result = newType(tyRange, typ.owner) + result.n = n + addSonSkipIntLit(result, skipTypes(typ, {tyRange})) proc makeRangeF(typ: PType, first, last: BiggestFloat): PType = var n = newNode(nkRange) |