Don't redeclare sr.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@136424 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/udivmodti4.c b/lib/udivmodti4.c
index d1e19ed..427861b 100644
--- a/lib/udivmodti4.c
+++ b/lib/udivmodti4.c
@@ -132,7 +132,7 @@
                     *rem = n.s.low & (d.s.low - 1);
                 if (d.s.low == 1)
                     return n.all;
-                unsigned sr = __builtin_ctzll(d.s.low);
+                sr = __builtin_ctzll(d.s.low);
                 q.s.high = n.s.high >> sr;
                 q.s.low = (n.s.high << (n_udword_bits - sr)) | (n.s.low >> sr);
                 return q.all;