The newly-introduced "one_by_one" label produces -Wunused-label
warnings when building without SIMD support. To fix, move the
label into the SIMD section of this function.
Oversight in commit
7644a7340c.
Reported-by: Tom Lane
Discussion: https://postgr.es/m/
3189995.
1711495704%40sss.pgh.pa.us
Assert(assert_result == pg_lfind32_simd_helper(keys, &base[nelem - nelem_per_iteration]));
return pg_lfind32_simd_helper(keys, &base[nelem - nelem_per_iteration]);
+one_by_one:
+
#endif /* ! USE_NO_SIMD */
-one_by_one:
/* Process the elements one at a time. */
for (; i < nelem; i++)
{