Remove INT_ADD_WRAPV bug workarounds

* src/alloc.c (free_cons):
* src/casefiddle.c (do_casify_multibyte_string):
* src/editfns.c (styled_format):
* src/image.c (png_load_body):
Remove recent workarounds for INT_ADD_WRAPV bugs since
the bugs have been fixed (Bug#37006).

1 files changed, 1 insertions, 4 deletions

diff --git a/src/alloc.c b/src/alloc.c
index 0548a09cb8b..bb8e97f8737 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -2543,10 +2543,7 @@ free_cons (struct Lisp_Cons *ptr)
   ptr->u.s.u.chain = cons_free_list;
   ptr->u.s.car = dead_object ();
   cons_free_list = ptr;
-  /* Use a temporary signed variable, since otherwise INT_ADD_WRAPV
-     might incorrectly return non-zero.  */
-  int incr = sizeof *ptr;
-  if (INT_ADD_WRAPV (consing_until_gc, incr, &consing_until_gc))
+  if (INT_ADD_WRAPV (consing_until_gc, sizeof *ptr, &consing_until_gc))
     consing_until_gc = INTMAX_MAX;
   gcstat.total_free_conses++;
 }