gh-120029: remove unused macros in symtable.c (#120222)

Co-authored-by: Carl Meyer <[email protected]>
Co-authored-by: Jelle Zijlstra <[email protected]>

Author: 3 people

Include/internal/pycore_symtable.h

@@ -143,7 +143,6 @@ extern PyObject* _Py_Mangle(PyObject *p, PyObject *name);
 #define DEF_PARAM (2<<1)         /* formal parameter */
 #define DEF_NONLOCAL (2<<2)      /* nonlocal stmt */
 #define USE (2<<3)               /* name is used */
-#define DEF_FREE (2<<4)          /* name used but not defined in nested block */
 #define DEF_FREE_CLASS (2<<5)    /* free variable from class's method */
 #define DEF_IMPORT (2<<6)        /* assignment occurred via import */
 #define DEF_ANNOT (2<<7)         /* this name is annotated */
@@ -166,9 +165,6 @@ extern PyObject* _Py_Mangle(PyObject *p, PyObject *name);
 #define FREE 4
 #define CELL 5
 
-#define GENERATOR 1
-#define GENERATOR_EXPRESSION 2
-
 // Used by symtablemodule.c
 extern struct symtable* _Py_SymtableStringObjectFlags(
     const char *str,

Modules/symtablemodule.c

@@ -76,7 +76,6 @@ symtable_init_constants(PyObject *m)
     if (PyModule_AddIntMacro(m, DEF_LOCAL) < 0) return -1;
     if (PyModule_AddIntMacro(m, DEF_PARAM) < 0) return -1;
     if (PyModule_AddIntMacro(m, DEF_TYPE_PARAM) < 0) return -1;
-    if (PyModule_AddIntMacro(m, DEF_FREE) < 0) return -1;
     if (PyModule_AddIntMacro(m, DEF_FREE_CLASS) < 0) return -1;
     if (PyModule_AddIntMacro(m, DEF_IMPORT) < 0) return -1;
     if (PyModule_AddIntMacro(m, DEF_BOUND) < 0) return -1;

Python/symtable.c

@@ -327,7 +327,6 @@ static void _dump_symtable(PySTEntryObject* ste, PyObject* prefix)
         if (flags & DEF_PARAM) printf(" DEF_PARAM");
         if (flags & DEF_NONLOCAL) printf(" DEF_NONLOCAL");
         if (flags & USE) printf(" USE");
-        if (flags & DEF_FREE) printf(" DEF_FREE");
         if (flags & DEF_FREE_CLASS) printf(" DEF_FREE_CLASS");
         if (flags & DEF_IMPORT) printf(" DEF_IMPORT");
         if (flags & DEF_ANNOT) printf(" DEF_ANNOT");