ones_in_half_byte  567 ext/pcre/pcrelib/pcre_jit_compile.c static int ones_in_half_byte[16] = {
ones_in_half_byte 3606 ext/pcre/pcrelib/pcre_jit_compile.c   ones[i] = ones_in_half_byte[mask & 0xf];
ones_in_half_byte 3610 ext/pcre/pcrelib/pcre_jit_compile.c     ones[i] += ones_in_half_byte[mask & 0xf];