Index: openacs-4/packages/bug-tracker/www/bug.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/bug-tracker/www/bug.tcl,v
diff -u -N -r1.53 -r1.54
--- openacs-4/packages/bug-tracker/www/bug.tcl	25 May 2016 07:38:02 -0000	1.53
+++ openacs-4/packages/bug-tracker/www/bug.tcl	7 Apr 2018 11:27:06 -0000	1.54
@@ -466,7 +466,7 @@
             set prev_bug_number [lindex $filter_bug_numbers $filter_bug_index-1]
             set prev_url [export_vars -base bug -entire_form -override { { bug_number $prev_bug_number } }]
         }
-        if { $filter_bug_index < [expr {[llength $filter_bug_numbers]-1}] } {
+        if { $filter_bug_index < [llength $filter_bug_numbers]-1 } {
             set next_bug_number [lindex $filter_bug_numbers $filter_bug_index+1]
             set next_url [export_vars -base bug -entire_form -override { { bug_number $next_bug_number } }]
             set last_bug_number [lindex $filter_bug_numbers end]
Index: openacs-4/packages/bug-tracker/www/map-patch-to-bugs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/bug-tracker/www/map-patch-to-bugs.tcl,v
diff -u -N -r1.13 -r1.14
--- openacs-4/packages/bug-tracker/www/map-patch-to-bugs.tcl	29 May 2016 10:50:02 -0000	1.13
+++ openacs-4/packages/bug-tracker/www/map-patch-to-bugs.tcl	7 Apr 2018 11:27:06 -0000	1.14
@@ -39,7 +39,7 @@
 set write_p [permission::permission_p -object_id $package_id -privilege write]
 set user_is_submitter_p [expr {$user_id == [bug_tracker::get_patch_submitter -patch_number $patch_number]}]
 
-if { ![expr {$user_is_submitter_p || $write_p}] } {            
+if { !($user_is_submitter_p || $write_p) } {            
     ad_return_forbidden "[_ bug-tracker.Permission]" "[_ bug-tracker.You_1]"            
     ad_script_abort
 }
Index: openacs-4/packages/bug-tracker/www/patch.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/bug-tracker/www/patch.tcl,v
diff -u -N -r1.31 -r1.32
--- openacs-4/packages/bug-tracker/www/patch.tcl	4 Jun 2016 17:10:46 -0000	1.31
+++ openacs-4/packages/bug-tracker/www/patch.tcl	7 Apr 2018 11:27:06 -0000	1.32
@@ -98,7 +98,7 @@
 # And check that the user is permitted to take the chosen action
 switch -- $mode {
     edit {
-        if { ![expr {$write_p || $user_is_submitter_p}] } {
+        if { !($write_p || $user_is_submitter_p) } {
             ad_return_forbidden "[_ bug-tracker.Permission]" "[_ bug-tracker.You_2]"
             ad_script_abort
         }
Index: openacs-4/packages/bug-tracker/www/unmap-patch-from-bug.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/bug-tracker/www/unmap-patch-from-bug.tcl,v
diff -u -N -r1.5 -r1.6
--- openacs-4/packages/bug-tracker/www/unmap-patch-from-bug.tcl	14 Oct 2013 18:14:22 -0000	1.5
+++ openacs-4/packages/bug-tracker/www/unmap-patch-from-bug.tcl	7 Apr 2018 11:27:06 -0000	1.6
@@ -15,7 +15,7 @@
 set write_p [permission::permission_p -object_id $package_id -privilege write]
 set user_is_submitter_p [expr {$user_id == [bug_tracker::get_patch_submitter -patch_number $patch_number]}]
 
-if { ![expr {$user_is_submitter_p || $write_p}] } {            
+if { !($user_is_submitter_p || $write_p) } {            
     ad_return_forbidden "[_ bug-tracker.Permission]" "[_ bug-tracker.You_7]"            
     ad_script_abort
 }