Sync with Git 2.31.6

git-compat-util.h

@@ -929,6 +929,14 @@ static inline size_t st_sub(size_t a, size_t b)
 	return a - b;
 }
 
+static inline int cast_size_t_to_int(size_t a)
+{
+	if (a > INT_MAX)
+		die("number too large to represent as int on this platform: %"PRIuMAX,
+		    (uintmax_t)a);
+	return (int)a;
+}
+
 #ifdef HAVE_ALLOCA_H
 # include <alloca.h>
 # define xalloca(size)      (alloca(size))