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Diffstat (limited to 'lib/builtins/ctzti2.c')
-rw-r--r--lib/builtins/ctzti2.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/builtins/ctzti2.c b/lib/builtins/ctzti2.c
index 66dc01b7a..43a8797a1 100644
--- a/lib/builtins/ctzti2.c
+++ b/lib/builtins/ctzti2.c
@@ -14,7 +14,7 @@
#include "int_lib.h"
-#if __x86_64
+#ifdef CRT_HAS_128BIT
/* Returns: the number of trailing 0-bits */
@@ -30,4 +30,4 @@ __ctzti2(ti_int a)
((si_int)f & ((si_int)(sizeof(di_int) * CHAR_BIT)));
}
-#endif
+#endif /* CRT_HAS_128BIT */