[src][klibc]: Fixing hardware errors triggered by byte-aligned access in the rt_memset function;

Maihuanyi · Maihuanyi · commit 63ef2e9e5443 · 2026-02-26T09:04:39.000+08:00
diff --git a/src/klibc/kstring.c b/src/klibc/kstring.c
@@ -72,7 +72,7 @@ void *rt_memset(void *s, int c, size_t count)
          */
         for (i = 0; i < LBLOCKSIZE; i++)
         {
-            *(((unsigned char *)&buffer)+i) = d;
+            buffer = (buffer << 8) | (char) d;
         }
 
         while (count >= LBLOCKSIZE * 4)

Original file line number	Diff line number	Diff line change
`@@ -72,7 +72,7 @@ void rt_memset(void s, int c, size_t count)`
`72`	`72`	`*/`
`73`	`73`	`for (i = 0; i < LBLOCKSIZE; i++)`
`74`	`74`	`{`
`75`		`- (((unsigned char )&buffer)+i) = d;`
	`75`	`+ buffer = (buffer << 8) \| (char) d;`
`76`	`76`	`}`
`77`	`77`
`78`	`78`	`while (count >= LBLOCKSIZE * 4)`