fix sizeof signed compare

tom-pytel · tom-pytel · commit 30cfdbf53b7b · 2025-07-23T16:55:03.000-04:00
diff --git a/Modules/arraymodule.c b/Modules/arraymodule.c
@@ -154,7 +154,7 @@ enum machine_format_code {
 static inline bool
 arraydata_size_valid(Py_ssize_t size, int itemsize)
 {
-    return size <= (PY_SSIZE_T_MAX - sizeof(arraydata)) / itemsize;
+    return size <= (PY_SSIZE_T_MAX - (Py_ssize_t)sizeof(arraydata)) / itemsize;
 }
 
 static arraydata *

Original file line number	Diff line number	Diff line change
`@@ -154,7 +154,7 @@ enum machine_format_code {`
`154`	`154`	`static inline bool`
`155`	`155`	`arraydata_size_valid(Py_ssize_t size, int itemsize)`
`156`	`156`	`{`
`157`		`- return size <= (PY_SSIZE_T_MAX - sizeof(arraydata)) / itemsize;`
	`157`	`+ return size <= (PY_SSIZE_T_MAX - (Py_ssize_t)sizeof(arraydata)) / itemsize;`
`158`	`158`	`}`
`159`	`159`
`160`	`160`	`static arraydata *`