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| author | msofer <msofer@noemail.net> | 2005-10-23 22:01:26 (GMT) |
|---|---|---|
| committer | msofer <msofer@noemail.net> | 2005-10-23 22:01:26 (GMT) |
| commit | 948624ebed428bc0d1f86d477d4d284f12252a35 (patch) | |
| tree | c2da79f4e5a542014dab31edea47e6bd46a22b4c /generic/tclExecute.c | |
| parent | df4961a80660325037730842dfda4c1b6e37c43f (diff) | |
| download | tcl-948624ebed428bc0d1f86d477d4d284f12252a35.zip tcl-948624ebed428bc0d1f86d477d4d284f12252a35.tar.gz tcl-948624ebed428bc0d1f86d477d4d284f12252a35.tar.bz2 | |
* generic/tclBasic.c:
* generic/tclBinary.c:
* generic/tclCmdAH.c:
* generic/tclCmdIL.c:
* generic/tclCmdMZ.c:
* generic/tclExecute.c:
* generic/tclLink.c:
* generic/tclMain.c:
* generic/tclProc.c:
* generic/tclScan.c:
* generic/tclTest.c:
* generic/tclVar.c:
* mac/tclMacInit.c:
* unix/tclUnixInit.c:
* win/tclWinInit.c: Insure that the core never calls TclPtrSetVar,
Tcl_SetVar2Ex, Tcl_ObjSetVar2 or Tcl_SetObjErrorCode with a 0-ref
new value. It is not possible to handle error returns correctly in
that case [Bug 1334947], one has the choice of leaking the object
in some cases, or else risk crashing in some others.
FossilOrigin-Name: 8761ab798f625b66cadb3eaf8fafdedce6553a02
Diffstat (limited to 'generic/tclExecute.c')
| -rw-r--r-- | generic/tclExecute.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/generic/tclExecute.c b/generic/tclExecute.c index ef4b7d4..20f34e6 100644 --- a/generic/tclExecute.c +++ b/generic/tclExecute.c @@ -11,7 +11,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclExecute.c,v 1.94.2.15 2005/10/22 03:07:45 msofer Exp $ + * RCS: @(#) $Id: tclExecute.c,v 1.94.2.16 2005/10/23 22:01:29 msofer Exp $ */ #include "tclInt.h" @@ -4038,9 +4038,7 @@ TclExecuteByteCode(interp, codePtr) valIndex = (iterNum * numVars); for (j = 0; j < numVars; j++) { - int setEmptyStr = 0; if (valIndex >= listLen) { - setEmptyStr = 1; TclNewObj(valuePtr); } else { valuePtr = listRepPtr->elements[valIndex]; @@ -4068,16 +4066,15 @@ TclExecuteByteCode(interp, codePtr) } } else { DECACHE_STACK_INFO(); + Tcl_IncrRefCount(valuePtr); value2Ptr = TclPtrSetVar(interp, varPtr, NULL, part1, NULL, valuePtr, TCL_LEAVE_ERR_MSG); + TclDecrRefCount(valuePtr); CACHE_STACK_INFO(); if (value2Ptr == NULL) { TRACE_WITH_OBJ(("%u => ERROR init. index temp %d: ", opnd, varIndex), Tcl_GetObjResult(interp)); - if (setEmptyStr) { - TclDecrRefCount(valuePtr); - } result = TCL_ERROR; goto checkForCatch; } |