diff --git a/Python/compile.c b/Python/compile.c
index 55333b3..3b4cdaa 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -179,7 +179,7 @@
 static int compiler_enter_scope(struct compiler *, identifier, int, void *, int);
 static void compiler_free(struct compiler *);
 static basicblock *compiler_new_block(struct compiler *);
-static int compiler_next_instr(struct compiler *, basicblock *);
+static int compiler_next_instr(basicblock *);
 static int compiler_addop(struct compiler *, int);
 static int compiler_addop_i(struct compiler *, int, Py_ssize_t);
 static int compiler_addop_j(struct compiler *, int, basicblock *, int);
@@ -196,7 +196,7 @@
 static int compiler_subscript(struct compiler *, expr_ty);
 static int compiler_slice(struct compiler *, expr_ty);
 
-static int inplace_binop(struct compiler *, operator_ty);
+static int inplace_binop(operator_ty);
 static int are_all_items_const(asdl_seq *, Py_ssize_t, Py_ssize_t);
 static int expr_constant(expr_ty);
 
@@ -803,7 +803,7 @@
 */
 
 static int
-compiler_next_instr(struct compiler *c, basicblock *b)
+compiler_next_instr(basicblock *b)
 {
     assert(b != NULL);
     if (b->b_instr == NULL) {
@@ -1159,7 +1159,7 @@
     if (c->c_do_not_emit_bytecode) {
         return 1;
     }
-    off = compiler_next_instr(c, c->u->u_curblock);
+    off = compiler_next_instr(c->u->u_curblock);
     if (off < 0)
         return 0;
     b = c->u->u_curblock;
@@ -1173,7 +1173,7 @@
 }
 
 static Py_ssize_t
-compiler_add_o(struct compiler *c, PyObject *dict, PyObject *o)
+compiler_add_o(PyObject *dict, PyObject *o)
 {
     PyObject *v;
     Py_ssize_t arg;
@@ -1321,7 +1321,7 @@
         return -1;
     }
 
-    Py_ssize_t arg = compiler_add_o(c, c->u->u_consts, key);
+    Py_ssize_t arg = compiler_add_o(c->u->u_consts, key);
     Py_DECREF(key);
     return arg;
 }
@@ -1347,7 +1347,7 @@
         return 1;
     }
 
-    Py_ssize_t arg = compiler_add_o(c, dict, o);
+    Py_ssize_t arg = compiler_add_o(dict, o);
     if (arg < 0)
         return 0;
     return compiler_addop_i(c, opcode, arg);
@@ -1366,7 +1366,7 @@
     PyObject *mangled = _Py_Mangle(c->u->u_private, o);
     if (!mangled)
         return 0;
-    arg = compiler_add_o(c, dict, mangled);
+    arg = compiler_add_o(dict, mangled);
     Py_DECREF(mangled);
     if (arg < 0)
         return 0;
@@ -1397,7 +1397,7 @@
     assert(HAS_ARG(opcode));
     assert(0 <= oparg && oparg <= 2147483647);
 
-    off = compiler_next_instr(c, c->u->u_curblock);
+    off = compiler_next_instr(c->u->u_curblock);
     if (off < 0)
         return 0;
     i = &c->u->u_curblock->b_instr[off];
@@ -1419,7 +1419,7 @@
 
     assert(HAS_ARG(opcode));
     assert(b != NULL);
-    off = compiler_next_instr(c, c->u->u_curblock);
+    off = compiler_next_instr(c->u->u_curblock);
     if (off < 0)
         return 0;
     i = &c->u->u_curblock->b_instr[off];
@@ -3439,7 +3439,7 @@
 }
 
 static int
-binop(struct compiler *c, operator_ty op)
+binop(operator_ty op)
 {
     switch (op) {
     case Add:
@@ -3476,7 +3476,7 @@
 }
 
 static int
-inplace_binop(struct compiler *c, operator_ty op)
+inplace_binop(operator_ty op)
 {
     switch (op) {
     case Add:
@@ -3637,7 +3637,7 @@
     }
 
     assert(op);
-    arg = compiler_add_o(c, dict, mangled);
+    arg = compiler_add_o(dict, mangled);
     Py_DECREF(mangled);
     if (arg < 0)
         return 0;
@@ -4961,7 +4961,7 @@
     case BinOp_kind:
         VISIT(c, expr, e->v.BinOp.left);
         VISIT(c, expr, e->v.BinOp.right);
-        ADDOP(c, binop(c, e->v.BinOp.op));
+        ADDOP(c, binop(e->v.BinOp.op));
         break;
     case UnaryOp_kind:
         VISIT(c, expr, e->v.UnaryOp.operand);
@@ -5130,7 +5130,7 @@
             return 0;
         VISIT(c, expr, auge);
         VISIT(c, expr, s->v.AugAssign.value);
-        ADDOP(c, inplace_binop(c, s->v.AugAssign.op));
+        ADDOP(c, inplace_binop(s->v.AugAssign.op));
         auge->v.Attribute.ctx = AugStore;
         VISIT(c, expr, auge);
         break;
@@ -5142,7 +5142,7 @@
             return 0;
         VISIT(c, expr, auge);
         VISIT(c, expr, s->v.AugAssign.value);
-        ADDOP(c, inplace_binop(c, s->v.AugAssign.op));
+        ADDOP(c, inplace_binop(s->v.AugAssign.op));
         auge->v.Subscript.ctx = AugStore;
         VISIT(c, expr, auge);
         break;
@@ -5150,7 +5150,7 @@
         if (!compiler_nameop(c, e->v.Name.id, Load))
             return 0;
         VISIT(c, expr, s->v.AugAssign.value);
-        ADDOP(c, inplace_binop(c, s->v.AugAssign.op));
+        ADDOP(c, inplace_binop(s->v.AugAssign.op));
         return compiler_nameop(c, e->v.Name.id, Store);
     default:
         PyErr_Format(PyExc_SystemError,