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commit to C24

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This commit is contained in:
leitner
2025-01-15 12:37:58 +00:00
parent 8659c2122c
commit 7bcee7d593
1 changed files with 3 additions and 2 deletions
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5
clamp.h
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@@ -2,6 +2,7 @@
#ifndef _CLAMP_H
#define _CLAMP_H
// since stdckdint.h is introduced in C23, we'll be using unsequenced as well
#include <stdckdint.h>
#include <stdbool.h>
#include <stddef.h>
@@ -27,7 +28,7 @@
#define clamp_add4(a,b,c,d,...) clamp_add2(clamp_add2(a,b),clamp_add2(c,d))
#define clamp_add2plus(a,b,...) ({size_t ret; ckd_add(&ret,a,b)?(size_t)-1:__clamp_addn(a-2,ret,__VA_ARGS__);})
static inline size_t __clamp_addn(size_t n, ...) {
[[unsequenced]] static inline size_t __clamp_addn(size_t n, ...) {
va_list l;
size_t ret;
va_start(l,n);
@@ -58,7 +59,7 @@ static inline size_t __clamp_addn(size_t n, ...) {
#define clamp_mul4(a,b,c,d,...) clamp_mul2(clamp_mul2(a,b),clamp_mul2(c,d))
#define clamp_mul2plus(a,b,...) ({size_t ret; ckd_mul(&ret,a,b)?(size_t)-1:__clamp_muln(a-2,ret,__VA_ARGS__);})
static inline size_t __clamp_muln(size_t n, ...) {
[[unsequenced]] static inline size_t __clamp_muln(size_t n, ...) {
va_list l;
size_t ret;
va_start(l,n);