biner.y

@@ -103,8 +103,8 @@ resolve_constant_(
 %type <ptr> struct_member_type array_struct_member_type unqualified_struct_member_type
 
 %type <ptr> expr or_expr and_expr bit_or_expr bit_xor_expr
-%type <ptr> bit_and_expr equality_expr relational_expr shift_expr
-%type <ptr> add_expr mul_expr unary_expr operand
+%type <ptr> bit_and_expr equality_expr relational_expr add_expr
+%type <ptr> mul_expr unary_expr operand
 
 %start decl_list
 
@@ -314,7 +314,7 @@ equality_expr
   ;
 
 relational_expr
-  : shift_expr
+  : add_expr
   | relational_expr '>' add_expr {
     $$ = create_operator_($1, BINER_TREE_EXPR_TYPE_OPERATOR_GREATER, $3);
   }
@@ -329,16 +329,6 @@ relational_expr
   }
   ;
 
-shift_expr
-  : add_expr
-  | shift_expr BIT_LSHIFT add_expr {
-    $$ = create_operator_($1, BINER_TREE_EXPR_TYPE_OPERATOR_BIT_LSHIFT, $3);
-  }
-  | shift_expr BIT_RSHIFT add_expr {
-    $$ = create_operator_($1, BINER_TREE_EXPR_TYPE_OPERATOR_BIT_RSHIFT, $3);
-  }
-  ;
-
 add_expr
   : mul_expr
   | add_expr '+' mul_expr {

test/user.biner

@@ -29,8 +29,8 @@ struct teacher_t {
 };
 
 struct student_t {
-  lu8[(1 << 4) - 6] scores;
-  lu8 absents;
+  lu8[10] scores;
+  lu8     absents;
 };
 
 struct user_t {

transpile_c.c

@@ -56,8 +56,6 @@ static const char* const expr_operator_string_map_
   [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_OR]        = "|",
   [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_NOT]       = "~",
   [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_XOR]       = "^",
-  [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_LSHIFT]    = "<<",
-  [BINER_TREE_EXPR_TYPE_OPERATOR_BIT_RSHIFT]    = ">>",
 };
 
 typedef struct struct_member_info_t {

tree.h

@@ -36,8 +36,6 @@ typedef enum biner_tree_expr_type_t {
   BINER_TREE_EXPR_TYPE_OPERATOR_BIT_OR,
   BINER_TREE_EXPR_TYPE_OPERATOR_BIT_NOT,
   BINER_TREE_EXPR_TYPE_OPERATOR_BIT_XOR,
-  BINER_TREE_EXPR_TYPE_OPERATOR_BIT_LSHIFT,
-  BINER_TREE_EXPR_TYPE_OPERATOR_BIT_RSHIFT,
 
   BINER_TREE_EXPR_TYPE_OPERATOR_MAX_,
 } biner_tree_expr_type_t;