diff options
Diffstat (limited to 'compiler/writetracking.nim')
| -rw-r--r-- | compiler/writetracking.nim | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/compiler/writetracking.nim b/compiler/writetracking.nim index 443e8ddf1..577db613d 100644 --- a/compiler/writetracking.nim +++ b/compiler/writetracking.nim @@ -123,7 +123,7 @@ proc returnsNewExpr*(n: PNode): NewLocation = of nkCurly, nkBracket, nkPar, nkObjConstr, nkClosure, nkIfExpr, nkIfStmt, nkWhenStmt, nkCaseStmt, nkTryStmt: result = newLit - for i in ord(n.kind == nkObjConstr) .. <n.len: + for i in ord(n.kind == nkObjConstr) ..< n.len: let x = returnsNewExpr(n.sons[i]) case x of newNone: return newNone @@ -248,6 +248,8 @@ proc markWriteOrEscape(w: var W) = for p in a.dest: if p.kind == skParam and p.owner == w.owner: incl(p.flags, sfWrittenTo) + if w.owner.kind == skFunc and p.typ.kind != tyVar: + localError(a.info, "write access to non-var parameter: " & p.name.s) if {rootIsResultOrParam, rootIsHeapAccess, markAsEscaping}*a.destInfo != {}: var destIsParam = false |