gh-81057: Move the Cached Parser Dummy Name to _PyRuntimeState (#100277)

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Eric Snow 2022-12-16 06:48:03 -07:00 committed by GitHub
parent 5ee7eb9deb
commit 0415cf895f
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4 changed files with 20 additions and 25 deletions

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@ -2,30 +2,12 @@
#include "pegen.h"
#include "string_parser.h"
static PyObject *
_create_dummy_identifier(Parser *p)
{
return _PyPegen_new_identifier(p, "");
}
#include "pycore_runtime.h" // _PyRuntime
void *
_PyPegen_dummy_name(Parser *p, ...)
{
// XXX This leaks memory from the initial arena.
// Use a statically allocated variable instead of a pointer?
static void *cache = NULL;
if (cache != NULL) {
return cache;
}
PyObject *id = _create_dummy_identifier(p);
if (!id) {
return NULL;
}
cache = _PyAST_Name(id, Load, 1, 0, 1, 0, p->arena);
return cache;
return &_PyRuntime.parser.dummy_name;
}
/* Creates a single-element asdl_seq* that contains a */