Rearrange flag1

include/ck/utility/data_type.hpp

@@ -1000,10 +1000,10 @@ inline __host__ __device__ constexpr bhalf_t type_convert<bhalf_t, float>(float
     // lower 16 bits of the mantissa are 1, we set the least significant bit
     // of the bfloat16 mantissa, in order to preserve signaling NaN in case
     // the bloat16's mantissa bits are all 0.
-    bool flag1 = u.int32 & 0xffff;
+    bool flag1 = !flag0 && (u.int32 & 0xffff);
 
     u.int32 += flag0 ? 0x7fff + ((u.int32 >> 16) & 1) : 0; // Round to nearest, round to even
-    u.int32 |= (!flag0 && flag1) ? 0x10000 : 0x0;          // Preserve signaling NaN
+    u.int32 |= flag1 ? 0x10000 : 0x0;                      // Preserve signaling NaN
 
     return uint16_t(u.int32 >> 16);
 }