Ignored vs Assumed Semantics in BDE

BloombergLP::bdlat_TypeName_Imp::xsdName(bsl::vector<short, bsl::allocator<short> > const*, int) - Ignored

00000000004effc0 <BloombergLP::bdlat_TypeName_Imp::xsdName(bsl::vector<short, bsl::allocator<short> > const*, int)>:
M0000000000000000:	andl	$7, %esi	;  3 bytes
M0000000000000003:	xorl	%eax, %eax	;  2 bytes
M0000000000000005:	cmpl	$4, %esi	;  3 bytes
M0000000000000008:	movl	$5640385, %ecx	;  5 bytes
M000000000000000d:	cmoveq	%rcx, %rax	;  4 bytes
M0000000000000011:	retq		;  1 bytes
M0000000000000012:	nopw	%cs:(%rax,%rax)	; 10 bytes
M000000000000001c:	nopl	(%rax)	;  4 bytes