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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 401f485..dbc5ecc 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 1.94.2.31 2010/02/22 23:19:17 nijtmans Exp $
+ * RCS: @(#) $Id: tclExecute.c,v 1.94.2.32 2010/09/01 20:36:19 andreas_kupries Exp $
*/
#include "tclInt.h"
@@ -1880,14 +1880,14 @@ TclExecuteByteCode(interp, codePtr)
valuePtr = stackPtr[stackTop]; /* value to append */
part2 = 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 = stackPtr[stackTop]; /* value to append */
part2 = TclGetString(stackPtr[stackTop - 1]);
storeFlags = (TCL_LEAVE_ERR_MSG | TCL_APPEND_VALUE
- | TCL_LIST_ELEMENT | TCL_TRACE_READS);
+ | TCL_LIST_ELEMENT);
goto doStoreStk;
case INST_APPEND_STK:
@@ -1943,14 +1943,14 @@ TclExecuteByteCode(interp, codePtr)
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:
@@ -2000,14 +2000,14 @@ TclExecuteByteCode(interp, codePtr)
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 78505ff..3063158 100644
--- a/generic/tclVar.c
+++ b/generic/tclVar.c
@@ -15,7 +15,7 @@
* 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 1.69.2.15 2009/08/25 20:59:11 andreas_kupries Exp $
+ * RCS: @(#) $Id: tclVar.c,v 1.69.2.16 2010/09/01 20:36:20 andreas_kupries Exp $
*/
#include "tclInt.h"
@@ -1602,8 +1602,10 @@ TclPtrSetVar(interp, varPtr, arrayPtr, part1, part2, newValuePtr, flags)
/*
* 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->tracePtr != NULL)