* generic/tclBasic.c (TEOVI): fix por possible leak of a Command

	in the presence of execution traces that delete it.

	* generic/tclBasic.c (TEOVI):
	* tests/trace.test (trace-21.11): fix for [Bug 1590232], execution
	traces may cause a second command resolution in the wrong
	namespace.

1 files changed, 19 insertions, 1 deletions

diff --git a/tests/trace.test b/tests/trace.test
index a85bda2..32e1b4e 100644
--- a/tests/trace.test
+++ b/tests/trace.test
@@ -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: trace.test,v 1.26.2.16 2006/04/11 14:37:05 dgp Exp $
+# RCS: @(#) $Id: trace.test,v 1.26.2.17 2006/11/04 01:37:56 msofer Exp $
 
 if {[lsearch [namespace children] ::tcltest] == -1} {
     package require tcltest
@@ -1624,6 +1624,24 @@ test trace-21.10 {trace execution: TCL_EVAL_GLOBAL} testevalobjv {
     set ::info
 } {SUCCESS 1 SUCCESS 1}
 
+test trace-21.11 {trace execution and alias} -setup {
+    set res {}
+    proc ::x {} {return ::}
+    namespace eval a {}
+    proc ::a::x {} {return ::a}
+    interp alias {} y {} x
+} -body {
+    lappend res [namespace eval ::a y]
+    trace add execution ::x enter {
+      rename ::x {}
+	proc ::x {} {return ::}
+    #}
+    lappend res [namespace eval ::a y]
+} -cleanup {
+    namespace delete a
+    rename ::x {}
+} -result {:: ::}
+
 proc factorial {n} {
     if {$n != 1} { return [expr {$n * [factorial [expr {$n -1 }]]}] }
     return 1