	.section	__TEXT,__text,regular,pure_instructions
	.build_version macos, 13, 0	sdk_version 13, 3
	.globl	_strcasestr                     ## -- Begin function strcasestr
	.p2align	4, 0x90
_strcasestr:                            ## @strcasestr
	.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, %r12
	movb	(%rsi), %al
	testb	%al, %al
	je	LBB0_1
## %bb.2:
	movq	%rsi, %r14
	incq	%r14
	movzbl	%al, %edi
	callq	_tolower
	movq	%rax, %r15
	movq	%r14, %rdi
	callq	_strlen
	movq	%rax, %r13
	.p2align	4, 0x90
LBB0_3:                                 ## =>This Inner Loop Header: Depth=1
	movzbl	(%r12), %eax
	testb	%al, %al
	je	LBB0_4
## %bb.5:                               ##   in Loop: Header=BB0_3 Depth=1
	movq	%r12, %rbx
	incq	%r12
	movzbl	%al, %edi
	callq	_tolower
	xorb	%r15b, %al
	jne	LBB0_3
## %bb.6:                               ##   in Loop: Header=BB0_3 Depth=1
	movq	%r12, %rdi
	movq	%r14, %rsi
	movq	%r13, %rdx
	callq	_strncasecmp
	testq	%rax, %rax
	jne	LBB0_3
	jmp	LBB0_7
LBB0_4:
	xorl	%ebx, %ebx
	jmp	LBB0_7
LBB0_1:
	movq	%r12, %rbx
LBB0_7:
	movq	%rbx, %rax
	addq	$8, %rsp
	popq	%rbx
	popq	%r12
	popq	%r13
	popq	%r14
	popq	%r15
	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	_strcasestr                     ; -- Begin function strcasestr
	.p2align	2
_strcasestr:                            ; @strcasestr
	.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, x1
	mov	x20, x0
	ldrb	w0, [x19], #1
	cbz	w0, LBB0_6
; %bb.1:
	bl	_tolower
	mov	x21, x0
	mov	x0, x19
	bl	_strlen
	mov	x23, x0
LBB0_2:                                 ; =>This Inner Loop Header: Depth=1
	ldrb	w0, [x20]
	cbz	w0, LBB0_5
; %bb.3:                                ;   in Loop: Header=BB0_2 Depth=1
	mov	x22, x20
	add	x20, x20, #1
	bl	_tolower
	eor	w8, w0, w21
	tst	x8, #0xff
	b.ne	LBB0_2
; %bb.4:                                ;   in Loop: Header=BB0_2 Depth=1
	mov	x0, x20
	mov	x1, x19
	mov	x2, x23
	bl	_strncasecmp
	cbnz	x0, LBB0_2
	b	LBB0_7
LBB0_5:
	mov	x22, #0
	b	LBB0_7
LBB0_6:
	mov	x22, x20
LBB0_7:
	mov	x0, x22
	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
.subsections_via_symbols
