update smarty library - seems to bring some performance improvement

1 files changed, 7 insertions, 2 deletions

diff --git a/library/Smarty/libs/sysplugins/smarty_internal_compile_while.php b/library/Smarty/libs/sysplugins/smarty_internal_compile_while.php
index 36dc049db..6a6fb3ef1 100644
--- a/library/Smarty/libs/sysplugins/smarty_internal_compile_while.php
+++ b/library/Smarty/libs/sysplugins/smarty_internal_compile_while.php
@@ -42,9 +42,14 @@ class Smarty_Internal_Compile_While extends Smarty_Internal_CompileBase
                 $_nocache = ',true';
                 // create nocache var to make it know for further compiling
                 if (is_array($parameter['if condition']['var'])) {
-                    $compiler->template->tpl_vars[trim($parameter['if condition']['var']['var'], "'")] = new Smarty_variable(null, true);
+                    $var = trim($parameter['if condition']['var']['var'], "'");
                 } else {
-                    $compiler->template->tpl_vars[trim($parameter['if condition']['var'], "'")] = new Smarty_variable(null, true);
+                    $var = trim($parameter['if condition']['var'], "'");
+                }
+                if (isset($compiler->template->tpl_vars[$var])) {
+                    $compiler->template->tpl_vars[$var]->nocache = true;
+                } else {
+                    $compiler->template->tpl_vars[$var] = new Smarty_Variable(null, true);
                 }
             } else {
                 $_nocache = '';