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| author | dgp <dgp@users.sourceforge.net> | 2008-10-14 19:26:59 (GMT) |
|---|---|---|
| committer | dgp <dgp@users.sourceforge.net> | 2008-10-14 19:26:59 (GMT) |
| commit | 32286f19cd1be9fcb882750e70838e31e18f9836 (patch) | |
| tree | 9459c087d1d0a3f147de517b1cdecb15bd428084 /generic/tclCmdIL.c | |
| parent | caf6b557c548d9156937bcb092d6107a66f4c3de (diff) | |
| download | tcl-32286f19cd1be9fcb882750e70838e31e18f9836.zip tcl-32286f19cd1be9fcb882750e70838e31e18f9836.tar.gz tcl-32286f19cd1be9fcb882750e70838e31e18f9836.tar.bz2 | |
* generic/tclExecute.c: Fix compile warnings when --enable-symbols=all.
* generic/tclCmdIL.c: Fix write to unallocated memory whenever
[lrepeat] returns an empty list.
Diffstat (limited to 'generic/tclCmdIL.c')
| -rw-r--r-- | generic/tclCmdIL.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/generic/tclCmdIL.c b/generic/tclCmdIL.c index 471560d..d1174ab 100644 --- a/generic/tclCmdIL.c +++ b/generic/tclCmdIL.c @@ -16,7 +16,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclCmdIL.c,v 1.160 2008/10/07 17:57:43 msofer Exp $ + * RCS: @(#) $Id: tclCmdIL.c,v 1.161 2008/10/14 19:26:59 dgp Exp $ */ #include "tclInt.h" @@ -2446,7 +2446,6 @@ Tcl_LrepeatObjCmd( { int elementCount, i, totalElems; Tcl_Obj *listPtr, **dataArray; - List *listRepPtr; /* * Check arguments for legality: @@ -2496,9 +2495,11 @@ Tcl_LrepeatObjCmd( */ listPtr = Tcl_NewListObj(totalElems, NULL); - listRepPtr = listPtr->internalRep.twoPtrValue.ptr1; - listRepPtr->elemCount = elementCount*objc; - dataArray = &listRepPtr->elements; + if (totalElems) { + List *listRepPtr = listPtr->internalRep.twoPtrValue.ptr1; + listRepPtr->elemCount = elementCount*objc; + dataArray = &listRepPtr->elements; + } /* * Set the elements. Note that we handle the common degenerate case of a |