patch 9.0.2114: overflow detection not accurate when adding digits Commit: https://github.com/vim/vim/commit/22cbc8a4e17ce61aa460c451a26e1bff2c3d2af9 Author: Christian Brabandt <cb@256bit.org> Date: Sun Nov 19 10:47:21 2023 +0100 patch 9.0.2114: overflow detection not accurate when adding digits Problem: overflow detection not accurate when adding digits Solution: Use a helper function Use a helper function to better detect overflows before adding integer digits to a long or an integer variable respectively. Signal the overflow to the caller function. closes: #13539 Signed-off-by: Christian Brabandt <cb@256bit.org> Signed-off-by: Michael Henry <vim@drmikehenry.com> Signed-off-by: Ernie Rael <errael@raelity.com>

/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * VIM - Vi IMproved	by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 */

#ifdef PROTO
// cproto runs into trouble when these types are missing
typedef double _Float16;
typedef double _Float32;
typedef double _Float64;
typedef double _Float128;
typedef double _Float32x;
typedef double _Float64x;
#endif