	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	4, 0x90                         ## -- Begin function docase
_docase:                                ## @docase
	.cfi_startproc
## %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register %rbp
	pushq	%r15
	pushq	%r14
	pushq	%r13
	pushq	%r12
	pushq	%rbx
	pushq	%rax
	.cfi_offset %rbx, -56
	.cfi_offset %r12, -48
	.cfi_offset %r13, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	movq	%rdi, %r14
	movb	(%rdx), %al
	testb	%al, %al
	je	LBB0_12
## %bb.1:
	movq	%rsi, %r12
	decq	%r12
	je	LBB0_12
## %bb.2:
	movq	%rdx, %r15
	movl	$1, %ebx
	movl	$1, %r13d
	.p2align	4, 0x90
LBB0_3:                                 ## =>This Inner Loop Header: Depth=1
	movb	%al, -1(%r14,%r13)
	movzbl	%al, %edi
	callq	_islower
	testq	%rax, %rax
	movl	$0, %eax
	cmovnel	%eax, %ebx
	movzbl	(%r15,%r13), %eax
	leaq	1(%r13), %rcx
	testb	%al, %al
	je	LBB0_5
## %bb.4:                               ##   in Loop: Header=BB0_3 Depth=1
	cmpq	%r12, %r13
	movq	%rcx, %r13
	jb	LBB0_3
LBB0_5:
	movb	$0, -1(%r14,%rcx)
	testl	%ebx, %ebx
	je	LBB0_11
## %bb.6:
	movb	(%r14), %al
	testb	%al, %al
	je	LBB0_11
## %bb.7:
	movq	%r14, %rbx
	jmp	LBB0_8
	.p2align	4, 0x90
LBB0_10:                                ##   in Loop: Header=BB0_8 Depth=1
	movzbl	1(%rbx), %eax
	incq	%rbx
	testb	%al, %al
	je	LBB0_11
LBB0_8:                                 ## =>This Inner Loop Header: Depth=1
	movzbl	%al, %edi
	callq	_isupper
	testq	%rax, %rax
	je	LBB0_10
## %bb.9:                               ##   in Loop: Header=BB0_8 Depth=1
	movzbl	(%rbx), %edi
	callq	_tolower
	movb	%al, (%rbx)
	jmp	LBB0_10
LBB0_12:
	movb	$0, (%r14)
LBB0_11:
	movq	%r14, %rax
	addq	$8, %rsp
	popq	%rbx
	popq	%r12
	popq	%r13
	popq	%r14
	popq	%r15
	popq	%rbp
	retq
	.cfi_endproc
                                        ## -- End function
	.no_dead_strip	_docase
.subsections_via_symbols

	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.p2align	2                               ; -- Begin function docase
_docase:                                ; @docase
	.cfi_startproc
; %bb.0:
	stp	x24, x23, [sp, #-64]!           ; 16-byte Folded Spill
	.cfi_def_cfa_offset 64
	stp	x22, x21, [sp, #16]             ; 16-byte Folded Spill
	stp	x20, x19, [sp, #32]             ; 16-byte Folded Spill
	stp	x29, x30, [sp, #48]             ; 16-byte Folded Spill
	add	x29, sp, #48
	.cfi_def_cfa w29, 16
	.cfi_offset w30, -8
	.cfi_offset w29, -16
	.cfi_offset w19, -24
	.cfi_offset w20, -32
	.cfi_offset w21, -40
	.cfi_offset w22, -48
	.cfi_offset w23, -56
	.cfi_offset w24, -64
	mov	x19, x0
	sub	x20, x1, #1
	ldrb	w8, [x2]
	cmp	w8, #0
	ccmp	x20, #0, #4, ne
	b.ne	LBB0_2
; %bb.1:
	strb	wzr, [x19]
	b	LBB0_10
LBB0_2:
	mov	x9, #0
	add	x22, x2, #1
	mov	w21, #1
LBB0_3:                                 ; =>This Inner Loop Header: Depth=1
	mov	x23, x9
	strb	w8, [x19, x9]
	and	w0, w8, #0xff
	bl	_islower
	cmp	x0, #0
	csel	w21, w21, wzr, eq
	add	x9, x23, #1
	ldrb	w8, [x22, x23]
	cmp	w8, #0
	ccmp	x9, x20, #2, ne
	b.lo	LBB0_3
; %bb.4:
	strb	wzr, [x19, x9]
	cbz	w21, LBB0_10
; %bb.5:
	ldrb	w8, [x19]
	cbz	w8, LBB0_10
; %bb.6:
	mov	x20, x19
	b	LBB0_8
LBB0_7:                                 ;   in Loop: Header=BB0_8 Depth=1
	ldrb	w8, [x20, #1]!
	cbz	w8, LBB0_10
LBB0_8:                                 ; =>This Inner Loop Header: Depth=1
	and	w0, w8, #0xff
	bl	_isupper
	cbz	x0, LBB0_7
; %bb.9:                                ;   in Loop: Header=BB0_8 Depth=1
	ldrb	w0, [x20]
	bl	_tolower
	strb	w0, [x20]
	b	LBB0_7
LBB0_10:
	mov	x0, x19
	ldp	x29, x30, [sp, #48]             ; 16-byte Folded Reload
	ldp	x20, x19, [sp, #32]             ; 16-byte Folded Reload
	ldp	x22, x21, [sp, #16]             ; 16-byte Folded Reload
	ldp	x24, x23, [sp], #64             ; 16-byte Folded Reload
	ret
	.cfi_endproc
                                        ; -- End function
	.no_dead_strip	_docase
.subsections_via_symbols
