fix

ashm-dev · ashm-dev · commit fe544e1157f3 · 2026-03-20T18:06:08.000+03:00
diff --git a/Objects/unicode_writer.c b/Objects/unicode_writer.c
@@ -495,7 +495,7 @@ _PyUnicodeWriter_WriteASCIIString(_PyUnicodeWriter *writer,
         const Py_UCS1 *str = (const Py_UCS1 *)ascii;
         Py_UCS1 *data = writer->data;
 
-        memmove(data + writer->pos, str, len);
+        memcpy(data + writer->pos, str, len);
         break;
     }
     case PyUnicode_2BYTE_KIND:

Original file line number	Diff line number	Diff line change
`@@ -495,7 +495,7 @@ _PyUnicodeWriter_WriteASCIIString(_PyUnicodeWriter *writer,`
`495`	`495`	`const Py_UCS1 str = (const Py_UCS1 )ascii;`
`496`	`496`	`Py_UCS1 *data = writer->data;`
`497`	`497`
`498`		`- memmove(data + writer->pos, str, len);`
	`498`	`+ memcpy(data + writer->pos, str, len);`
`499`	`499`	`break;`
`500`	`500`	`}`
`501`	`501`	`case PyUnicode_2BYTE_KIND:`