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-rw-r--r--generic/tclExecute.c14
-rw-r--r--generic/tclVar.c8
2 files changed, 12 insertions, 10 deletions
diff --git a/generic/tclExecute.c b/generic/tclExecute.c
index 2664558..6a4b495 100644
--- a/generic/tclExecute.c
+++ b/generic/tclExecute.c
@@ -14,7 +14,7 @@
* 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 1.493 2010/08/30 14:02:09 msofer Exp $
+ * RCS: @(#) $Id: tclExecute.c,v 1.494 2010/09/01 20:35:33 andreas_kupries Exp $
*/
#include "tclInt.h"
@@ -3267,14 +3267,14 @@ TclExecuteByteCode(
valuePtr = OBJ_AT_TOS; /* value to append */
part2Ptr = NULL;
storeFlags = (TCL_LEAVE_ERR_MSG | TCL_APPEND_VALUE
- | TCL_LIST_ELEMENT | TCL_TRACE_READS);
+ | TCL_LIST_ELEMENT);
goto doStoreStk;
case INST_LAPPEND_ARRAY_STK:
valuePtr = OBJ_AT_TOS; /* value to append */
part2Ptr = OBJ_UNDER_TOS;
storeFlags = (TCL_LEAVE_ERR_MSG | TCL_APPEND_VALUE
- | TCL_LIST_ELEMENT | TCL_TRACE_READS);
+ | TCL_LIST_ELEMENT);
goto doStoreStk;
case INST_APPEND_STK:
@@ -3327,14 +3327,14 @@ TclExecuteByteCode(
opnd = TclGetUInt4AtPtr(pc+1);
pcAdjustment = 5;
storeFlags = (TCL_LEAVE_ERR_MSG | TCL_APPEND_VALUE
- | TCL_LIST_ELEMENT | TCL_TRACE_READS);
+ | TCL_LIST_ELEMENT);
goto doStoreArray;
case INST_LAPPEND_ARRAY1:
opnd = TclGetUInt1AtPtr(pc+1);
pcAdjustment = 2;
storeFlags = (TCL_LEAVE_ERR_MSG | TCL_APPEND_VALUE
- | TCL_LIST_ELEMENT | TCL_TRACE_READS);
+ | TCL_LIST_ELEMENT);
goto doStoreArray;
case INST_APPEND_ARRAY4:
@@ -3374,14 +3374,14 @@ TclExecuteByteCode(
opnd = TclGetUInt4AtPtr(pc+1);
pcAdjustment = 5;
storeFlags = (TCL_LEAVE_ERR_MSG | TCL_APPEND_VALUE
- | TCL_LIST_ELEMENT | TCL_TRACE_READS);
+ | TCL_LIST_ELEMENT);
goto doStoreScalar;
case INST_LAPPEND_SCALAR1:
opnd = TclGetUInt1AtPtr(pc+1);
pcAdjustment = 2;
storeFlags = (TCL_LEAVE_ERR_MSG | TCL_APPEND_VALUE
- | TCL_LIST_ELEMENT | TCL_TRACE_READS);
+ | TCL_LIST_ELEMENT);
goto doStoreScalar;
case INST_APPEND_SCALAR4:
diff --git a/generic/tclVar.c b/generic/tclVar.c
index c35685b..ee4e84f 100644
--- a/generic/tclVar.c
+++ b/generic/tclVar.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: tclVar.c,v 1.202 2010/08/22 18:53:25 nijtmans Exp $
+ * RCS: @(#) $Id: tclVar.c,v 1.203 2010/09/01 20:35:33 andreas_kupries Exp $
*/
#include "tclInt.h"
@@ -1867,8 +1867,10 @@ TclPtrSetVar(
/*
* Invoke any read traces that have been set for the variable if it is
- * requested; this is only done in the core by the INST_LAPPEND_*
- * instructions.
+ * requested. This was done for INST_LAPPEND_* but that was inconsistent
+ * with the non-bc instruction, and would cause failures trying to
+ * lappend to any non-existing ::env var, which is inconsistent with
+ * documented behavior. [Bug #3057639].
*/
if ((flags & TCL_TRACE_READS) && ((varPtr->flags & VAR_TRACED_READ)