1 files changed, 18 insertions, 3 deletions

diff --git a/src/formula.h b/src/formula.h
index d1e77e3..20ffa5b 100644
--- a/src/formula.h
+++ b/src/formula.h
@@ -60,6 +60,14 @@ namespace Bu
 
                 prec run( const Bu::FString &sFormulaSrc )
                 {
+                        /*
+                        if( !sOper.isEmpty() )
+                                printf("sOper.isEmpty() == false!\n");
+                        if( !sValue.isEmpty() )
+                                printf("sValue.isEmpty() == false!\n");
+                        if( !sFunc.isEmpty() )
+                                printf("sFunc.isEmpty() == false!\n");
+                        */
                         const char *sFormula = sFormulaSrc.getStr();
                         for(;;)
                         {
@@ -91,8 +99,11 @@ namespace Bu
                                 if( tOpr == symEOS )
                                 {
                                         reduce();
-                                        return sValue.top();
-                                        break;
+                                        prec ret = sValue.top();
+                                        sValue.clear();
+                                        sFunc.clear();
+                                        sOper.clear();
+                                        return ret;
                                 }
                                 if( !sOper.isEmpty() && getPrec( sOper.top() ) > getPrec( tOpr ) )
                                 {
@@ -108,7 +119,11 @@ namespace Bu
                                         goto oppart;
                                 }
                         }
-                        return sValue.top();
+                        prec ret = sValue.top();
+                        sValue.clear();
+                        sFunc.clear();
+                        sOper.clear();
+                        return ret;
                 }
 
                 varHash hVars;