Remove unnecessary default rules

diff --git a/lib/config/config_parser.yy b/lib/config/config_parser.yy
index 86ba59a920187288c985bbc855d8b5ee2be9ae2f..e5215ecdee9ac55fe7523572243cc2849ad88ad8 100644 (file)
--- a/lib/config/config_parser.yy
+++ b/lib/config/config_parser.yy
@@ -279,9 +279,6 @@ statements: newlines lterm_items
                $$ = $2;
        }
        | lterm_items
-       {
-               $$ = $1;
-       }
        ;
 
 lterm_items: /* empty */
@@ -339,9 +336,6 @@ library: T_LIBRARY T_STRING
 
 identifier: T_IDENTIFIER
        | T_STRING
-       {
-               $$ = $1;
-       }
        ;
 
 type: T_TYPE identifier
@@ -439,9 +433,6 @@ type: T_TYPE_DICTIONARY
        | T_TYPE_SCALAR
        | T_TYPE_ANY
        | T_TYPE_NAME
-       {
-               $$ = $1;
-       }
        ;
 
 object:
@@ -505,13 +496,7 @@ identifier_items: /* empty */
                $$ = new std::vector<String>();
        }
        | identifier_items_inner
-       {
-               $$ = $1;
-       }
        | identifier_items_inner ','
-       {
-               $$ = $1;
-       }
        ;
 
 identifier_items_inner: identifier
@@ -541,9 +526,6 @@ combined_set_op: T_SET
        | T_SET_XOR
        | T_SET_BINARY_AND
        | T_SET_BINARY_OR
-       {
-               $$ = $1;
-       }
        ;
 
 lterm: type
@@ -614,13 +596,7 @@ lterm: type
                $$ = new ReturnExpression($2, DebugInfoRange(@1, @2));
        }
        | apply
-       {
-               $$ = $1;
-       }
        | object
-       {
-               $$ = $1;
-       }
        | T_FOR '(' identifier T_FOLLOWS identifier T_IN rterm ')' rterm_scope_require_side_effect
        {
                DictExpression *aexpr = dynamic_cast<DictExpression *>($9);
@@ -667,9 +643,6 @@ lterm: type
                $$ = new SetExpression(expr, $3, $4, DebugInfoRange(@1, @4));
        }
        | rterm_side_effect
-       {
-               $$ = $1;
-       }
        ;
        
 rterm_items: /* empty */
@@ -677,21 +650,9 @@ rterm_items: /* empty */
                $$ = new std::vector<Expression *>();
        }
        | rterm_items_inner
-       {
-               $$ = $1;
-       }
        | rterm_items_inner ','
-       {
-               $$ = $1;
-       }
        | rterm_items_inner ',' newlines
-       {
-               $$ = $1;
-       }
        | rterm_items_inner newlines
-       {
-               $$ = $1;
-       }
        ;
 
 rterm_items_inner: rterm
@@ -967,9 +928,6 @@ optional_rterm: /* empty */
                $$ = MakeLiteral();
        }
        | rterm
-       {
-               $$ = $1;
-       }
        ;
 
 apply: