diff options
Diffstat (limited to 'generic/tclVar.c')
| -rw-r--r-- | generic/tclVar.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/generic/tclVar.c b/generic/tclVar.c index 65439ea..0ffa89e 100644 --- a/generic/tclVar.c +++ b/generic/tclVar.c @@ -1863,6 +1863,9 @@ TclPtrSetVar( Tcl_IncrRefCount(oldValuePtr); /* Since var is ref */ } Tcl_AppendObjToObj(oldValuePtr, newValuePtr); + if (newValuePtr->refCount == 0) { + Tcl_DecrRefCount(newValuePtr); + } } } } else if (newValuePtr != oldValuePtr) { @@ -4258,8 +4261,8 @@ ObjMakeUpvar( || !HasLocalVars(varFramePtr) || (strstr(TclGetString(myNamePtr), "::") != NULL))) { Tcl_SetObjResult((Tcl_Interp *) iPtr, Tcl_ObjPrintf( - "bad variable name \"%s\": upvar won't create " - "namespace variable that refers to procedure variable", + "bad variable name \"%s\": can't create namespace " + "variable that refers to procedure variable", TclGetString(myNamePtr))); Tcl_SetErrorCode(interp, "TCL", "UPVAR", "INVERTED", NULL); return TCL_ERROR; @@ -4359,9 +4362,8 @@ TclPtrObjMakeUpvar( */ Tcl_SetObjResult((Tcl_Interp *) iPtr, Tcl_ObjPrintf( - "bad variable name \"%s\": upvar won't create a" - " scalar variable that looks like an array element", - myName)); + "bad variable name \"%s\": can't create a scalar " + "variable that looks like an array element", myName)); Tcl_SetErrorCode(interp, "TCL", "UPVAR", "LOCAL_ELEMENT", NULL); return TCL_ERROR; @@ -4545,7 +4547,7 @@ Tcl_GetVariableFullName( } else if (iPtr->varFramePtr->procPtr) { int index = varPtr - iPtr->varFramePtr->compiledLocals; - if (index < iPtr->varFramePtr->numCompiledLocals) { + if (index >= 0 && index < iPtr->varFramePtr->numCompiledLocals) { namePtr = localName(iPtr->varFramePtr, index); Tcl_AppendObjToObj(objPtr, namePtr); } |