Explicit cast uint64_t to double

ruby · Jan 14, 2021 · f0d94e6 · f0d94e6
1 parent f6765b8
commit f0d94e6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
@@ -2704,7 +2704,7 @@ rb_uint64_convert_to_BigDecimal(uint64_t uval, RB_UNUSED_VAR(size_t digs), int r
         vp->frac[0] = (DECDIG)uval;
     }
     else {
-        const size_t len = (size_t)ceil(log10(uval) / BASE_FIG);
+        const size_t len = (size_t)ceil(log10((double)uval) / BASE_FIG);
 
         vp = VpAllocReal(len);
         vp->MaxPrec = len;