#include <stdlib.h>

#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
#define TIME_MASK       (3U<<23)
#endif

#define LIST_FILENAME	(1U<<11)

static unsigned int all_fmt;

int main(int argc, char** argv)
{
  all_fmt = LIST_FILENAME;
  
  if (rand() % 2) {
    all_fmt &= ~TIME_MASK;
  }
  
  return 0;
}

diff --git a/simple/b7ebc61.c b/simple/b7ebc61.c
--- a/simple/b7ebc61.c
+++ b/simple/b7ebc61.c
@@ -13,9 +13,11 @@
 {
   all_fmt = LIST_FILENAME;
   
+#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
   if (rand() % 2) {
     all_fmt &= ~TIME_MASK;
   }
+#endif
   
   return 0;
 }
\ No newline at end of file

#include <stdlib.h>

#ifdef CONFIG_FEATURE_LS_TIMESTAMPS
#define TIME_MASK       (3U<<23)
#endif

#define LIST_FILENAME	(1U<<11)

static unsigned int all_fmt;

int main(int argc, char** argv)
{
  all_fmt = LIST_FILENAME;
  
  if (rand() % 2) {
    all_fmt &= ~TIME_MASK;
  }
  
  return 0;
}

. [FEATURE_LS_TIMESTAMPS] coreutils/ls.c:144:#define TIME_MASK (3U<<23)
. ERROR coreutils/ls.c:977:all_fmt &= ~TIME_MASK;