gh-109596: Ensure repeated rules in the grammar are not allowed and fix incorrect soft keywords (#109606)

1 files changed, 0 insertions, 26 deletions

diff --git a/Parser/pegen_errors.c b/Parser/pegen_errors.c
index f400936..b11b044 100644
--- a/Parser/pegen_errors.c
+++ b/Parser/pegen_errors.c
@@ -310,21 +310,6 @@ _PyPegen_raise_error_known_location(Parser *p, PyObject *errtype,
         end_col_offset = p->tok->cur - p->tok->line_start;
     }
 
-    if (p->start_rule == Py_fstring_input) {
-        const char *fstring_msg = "f-string: ";
-        Py_ssize_t len = strlen(fstring_msg) + strlen(errmsg);
-
-        char *new_errmsg = PyMem_Malloc(len + 1); // Lengths of both strings plus NULL character
-        if (!new_errmsg) {
-            return (void *) PyErr_NoMemory();
-        }
-
-        // Copy both strings into new buffer
-        memcpy(new_errmsg, fstring_msg, strlen(fstring_msg));
-        memcpy(new_errmsg + strlen(fstring_msg), errmsg, strlen(errmsg));
-        new_errmsg[len] = 0;
-        errmsg = new_errmsg;
-    }
     errstr = PyUnicode_FromFormatV(errmsg, va);
     if (!errstr) {
         goto error;
@@ -363,11 +348,6 @@ _PyPegen_raise_error_known_location(Parser *p, PyObject *errtype,
         }
     }
 
-    if (p->start_rule == Py_fstring_input) {
-        col_offset -= p->starting_col_offset;
-        end_col_offset -= p->starting_col_offset;
-    }
-
     Py_ssize_t col_number = col_offset;
     Py_ssize_t end_col_number = end_col_offset;
 
@@ -398,17 +378,11 @@ _PyPegen_raise_error_known_location(Parser *p, PyObject *errtype,
 
     Py_DECREF(errstr);
     Py_DECREF(value);
-    if (p->start_rule == Py_fstring_input) {
-        PyMem_Free((void *)errmsg);
-    }
     return NULL;
 
 error:
     Py_XDECREF(errstr);
     Py_XDECREF(error_line);
-    if (p->start_rule == Py_fstring_input) {
-        PyMem_Free((void *)errmsg);
-    }
     return NULL;
 }