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bugfix: c++ pattern #@ could index out of bounds

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This commit is contained in:
Araq
2015-03-10 21:00:49 +01:00
parent 0032912d10
commit 1bbd13f729
1 changed files with 6 additions and 5 deletions
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11
compiler/ccgcalls.nim
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@@ -135,14 +135,14 @@ proc genArg(p: BProc, n: PNode, param: PSym; call: PNode): PRope =
elif ccgIntroducedPtr(param):
initLocExpr(p, n, a)
result = addrLoc(a)
elif p.module.compileToCpp and param.typ.kind == tyVar and
elif p.module.compileToCpp and param.typ.kind == tyVar and
n.kind == nkHiddenAddr:
initLocExprSingleUse(p, n.sons[0], a)
# if the proc is 'importc'ed but not 'importcpp'ed then 'var T' still
# means '*T'. See posix.nim for lots of examples that do that in the wild.
let callee = call.sons[0]
if callee.kind == nkSym and
{sfImportC, sfInfixCall, sfCompilerProc} * callee.sym.flags == {sfImportC} and
{sfImportC, sfInfixCall, sfCompilerProc} * callee.sym.flags == {sfImportC} and
{lfHeader, lfNoDecl} * callee.sym.loc.flags != {}:
result = addrLoc(a)
else:
@@ -192,7 +192,7 @@ proc genClosureCall(p: BProc, le, ri: PNode, d: var TLoc) =
var op: TLoc
initLocExpr(p, ri.sons[0], op)
var pl: PRope
var typ = skipTypes(ri.sons[0].typ, abstractInst)
assert(typ.kind == tyProc)
var length = sonsLen(ri)
@@ -204,7 +204,7 @@ proc genClosureCall(p: BProc, le, ri: PNode, d: var TLoc) =
else:
app(pl, genArgNoParam(p, ri.sons[i]))
if i < length - 1: app(pl, ~", ")
template genCallPattern {.dirty.} =
lineF(p, cpsStmts, callPattern & ";$n", op.r, pl, pl.addComma, rawProc)
@@ -339,7 +339,8 @@ proc genPatternCall(p: BProc; ri: PNode; pat: string; typ: PType): PRope =
let typ = skipTypes(ri.sons[0].typ, abstractInst)
if pat[i+1] == '+': result.app genArgNoParam(p, ri.sons[0])
result.app(~"(")
result.app genOtherArg(p, ri, 1, typ)
if 1 < ri.len:
result.app genOtherArg(p, ri, 1, typ)
for k in j+1 .. < ri.len:
result.app(~", ")
result.app genOtherArg(p, ri, k, typ)