	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.globl	_dt_buf_concat                  ## -- Begin function dt_buf_concat
	.p2align	4, 0x90
_dt_buf_concat:                         ## @dt_buf_concat
	.cfi_startproc
## %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register %rbp
	pushq	%r14
	pushq	%rbx
	.cfi_offset %rbx, -32
	.cfi_offset %r14, -24
	movq	%rcx, %r8
	movq	%rdx, %rbx
	movq	%rsi, %r14
	cmpq	$0, (%rsi)
	je	LBB0_1
LBB0_3:
	movq	8(%rbx), %rdx
	movq	16(%rbx), %rcx
	subq	%rdx, %rcx
	movq	%r14, %rsi
	popq	%rbx
	popq	%r14
	popq	%rbp
	jmp	_dt_buf_write                   ## TAILCALL
LBB0_1:
	movq	(%rbx), %rsi
	testq	%rsi, %rsi
	je	LBB0_3
## %bb.2:
	callq	_dt_set_errno
	movq	(%rbx), %rax
	movq	%rax, (%r14)
	popq	%rbx
	popq	%r14
	popq	%rbp
	retq
	.cfi_endproc
                                        ## -- End function
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.globl	_dt_buf_concat                  ; -- Begin function dt_buf_concat
	.p2align	2
_dt_buf_concat:                         ; @dt_buf_concat
	.cfi_startproc
; %bb.0:
	stp	x20, x19, [sp, #-32]!           ; 16-byte Folded Spill
	.cfi_def_cfa_offset 32
	stp	x29, x30, [sp, #16]             ; 16-byte Folded Spill
	add	x29, sp, #16
	.cfi_def_cfa w29, 16
	.cfi_offset w30, -8
	.cfi_offset w29, -16
	.cfi_offset w19, -24
	.cfi_offset w20, -32
	mov	x4, x3
	mov	x20, x2
	mov	x19, x1
	ldr	x8, [x1]
	cbz	x8, LBB0_2
LBB0_1:
	ldp	x2, x8, [x20, #8]
	sub	x3, x8, x2
	mov	x1, x19
	ldp	x29, x30, [sp, #16]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp], #32             ; 16-byte Folded Reload
	b	_dt_buf_write
LBB0_2:
	ldr	x1, [x20]
	cbz	x1, LBB0_1
; %bb.3:
	bl	_dt_set_errno
	ldr	x8, [x20]
	str	x8, [x19]
	ldp	x29, x30, [sp, #16]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp], #32             ; 16-byte Folded Reload
	ret
	.cfi_endproc
                                        ; -- End function
.subsections_via_symbols
