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-rw-r--r--grp/compat-initgroups.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/grp/compat-initgroups.c b/grp/compat-initgroups.c
index 260c4826c2..ff10e247f4 100644
--- a/grp/compat-initgroups.c
+++ b/grp/compat-initgroups.c
@@ -82,7 +82,7 @@ compat_call (service_user *nip, const char *user, gid_t group, long int *start,
 		  {
 		    /* Matches user and not yet on the list.  Insert
 		       this group.  */
-		    if (__builtin_expect (*start == *size, 0))
+		    if (__glibc_unlikely (*start == *size))
 		      {
 			/* Need a bigger buffer.  */
 			gid_t *newgroups;