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added devel/logging; weakrefs test; next steps for proper unsigned support

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This commit is contained in:
Araq 2012-07-05 00:03:33 +02:00
commit 36247e0947
14 changed files with 243 additions and 25 deletions
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13
compiler/transf.nim
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@ -640,6 +640,14 @@ proc dontInlineConstant(orig, cnst: PNode): bool {.inline.} =
result = orig.kind == nkSym and cnst.kind in {nkCurly, nkPar, nkBracket} and
cnst.len != 0
proc warnNarrowingConversion(n: PNode) =
if n.kind == nkHiddenStdConv:
var dest = skipTypes(n.typ, abstractVarRange)
var source = skipTypes(n.sons[1].typ, abstractVarRange)
if source.kind == tyInt and
source.size > dest.size and n.sons[1].kind != nkIntLit:
Message(n.info, warnImplicitNarrowing, renderTree(n.sons[1]))
proc transform(c: PTransf, n: PNode): PTransNode =
case n.kind
of nkSym:
@ -725,8 +733,9 @@ proc transform(c: PTransf, n: PNode): PTransNode =
var cnst = getConstExpr(c.module, PNode(result))
# we inline constants if they are not complex constants:
if cnst != nil and not dontInlineConstant(n, cnst):
result = PTransNode(cnst) # do not miss an optimization
result = PTransNode(cnst) # do not miss an optimization
warnNarrowingConversion(result.pnode)
proc processTransf(context: PPassContext, n: PNode): PNode =
# Note: For interactive mode we cannot call 'passes.skipCodegen' and skip
# this step! We have to rely that the semantic pass transforms too errornous