From: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue, 19 Apr 2022 02:29:49 +0000 (+0200)
Subject: Port module_bignum_count_max to strict C
X-Git-Tag: emacs-29.0.90~1931^2~416
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=75dfc1e8706d994bd7b18a24360847fd12bd5af0;p=emacs.git

Port module_bignum_count_max to strict C

* src/emacs-module.c (module_bignum_count_max): Make
this a macro, not an enum, since it might not fit into
int as C99 requires.
---

diff --git a/src/emacs-module.c b/src/emacs-module.c
index 0974a199e5e..0d3cce0276b 100644
--- a/src/emacs-module.c
+++ b/src/emacs-module.c
@@ -955,11 +955,9 @@ single memcpy to convert the magnitude.  This way we largely avoid the
 import/export overhead on most platforms.
 */
 
-enum
-{
-  /* Documented maximum count of magnitude elements. */
-  module_bignum_count_max = min (SIZE_MAX, PTRDIFF_MAX) / sizeof (emacs_limb_t)
-};
+/* Documented maximum count of magnitude elements. */
+#define module_bignum_count_max \
+  ((ptrdiff_t) min (SIZE_MAX, PTRDIFF_MAX) / sizeof (emacs_limb_t))
 
 /* Verify that emacs_limb_t indeed has unique object
    representations.  */