fix for blinken

2025-12-05 01:30:30 -06:00
parent 91f73e2aa5
commit 1be8a18ccb
1 changed files with 2 additions and 2 deletions
--- a/day4.c
+++ b/day4.c
@@ -148,8 +148,8 @@ line_start:
                    + (*(d - 0 + line_stride) == '@')
                    + (*(d + 1 + line_stride) == '@');
                if (neighbors < 4) {
-                    *d = '.';
-                    result++;
+                    (*((volatile unsigned long *)&result))++;
+                    *(volatile unsigned char *)d = '.';
                    if (i > line_count-1) {
                        i = line_count;
                        l = buf + line_stride + 1;