1 files changed, 3 insertions, 3 deletions
diff --git a/compiler-rt/lib/builtins/ffsdi2.c b/compiler-rt/lib/builtins/ffsdi2.c
index 9c1a24260956..beae5530430e 100644
--- a/compiler-rt/lib/builtins/ffsdi2.c
+++ b/compiler-rt/lib/builtins/ffsdi2.c
@@ -15,13 +15,13 @@
 // Returns: the index of the least significant 1-bit in a, or
 // the value zero if a is zero. The least significant bit is index one.
 
-COMPILER_RT_ABI si_int __ffsdi2(di_int a) {
+COMPILER_RT_ABI int __ffsdi2(di_int a) {
   dwords x;
   x.all = a;
   if (x.s.low == 0) {
     if (x.s.high == 0)
       return 0;
-    return __builtin_ctz(x.s.high) + (1 + sizeof(si_int) * CHAR_BIT);
+    return ctzsi(x.s.high) + (1 + sizeof(si_int) * CHAR_BIT);
   }
-  return __builtin_ctz(x.s.low) + 1;
+  return ctzsi(x.s.low) + 1;
 }