bpo-40958: Avoid 'possible loss of data' warning on Windows (GH-20970)

miss-islington · lysnikolaou · web-flow · commit c9f83c173b0c · 2020-06-20T10:35:03.000-07:00
(cherry picked from commit 861efc6) Co-authored-by: Lysandros Nikolaou <lisandrosnik@gmail.com>
diff --git a/Parser/pegen/pegen.c b/Parser/pegen/pegen.c
@@ -397,7 +397,7 @@ _PyPegen_raise_error_known_location(Parser *p, PyObject *errtype,
     }
 
     if (p->start_rule == Py_file_input) {
-        error_line = PyErr_ProgramTextObject(p->tok->filename, lineno);
+        error_line = PyErr_ProgramTextObject(p->tok->filename, (int) lineno);
     }
 
     if (!error_line) {
diff --git a/Parser/pegen/pegen.h b/Parser/pegen/pegen.h
@@ -34,7 +34,7 @@ typedef struct _memo {
 typedef struct {
     int type;
     PyObject *bytes;
-    Py_ssize_t lineno, col_offset, end_lineno, end_col_offset;
+    int lineno, col_offset, end_lineno, end_col_offset;
     Memo *memo;
 } Token;
 

Original file line number	Diff line number	Diff line change
`@@ -397,7 +397,7 @@ _PyPegen_raise_error_known_location(Parser p, PyObject errtype,`
`397`	`397`	`}`
`398`	`398`
`399`	`399`	`if (p->start_rule == Py_file_input) {`
`400`		`- error_line = PyErr_ProgramTextObject(p->tok->filename, lineno);`
	`400`	`+ error_line = PyErr_ProgramTextObject(p->tok->filename, (int) lineno);`
`401`	`401`	`}`
`402`	`402`
`403`	`403`	`if (!error_line) {`