	.file	"46801.c"
	.intel_syntax noprefix
	.text
	.globl	copy_str
	.type	copy_str, @function
copy_str:
.LFB0:
	.cfi_startproc
	endbr64
	push	rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	mov	rbp, rsp
	.cfi_def_cfa_register 6
	mov	QWORD PTR -24[rbp], rdi
	mov	QWORD PTR -32[rbp], rsi
	mov	DWORD PTR -4[rbp], 0
	jmp	.L2
.L3:
	mov	eax, DWORD PTR -4[rbp]
	movsx	rdx, eax
	mov	rax, QWORD PTR -24[rbp]
	add	rax, rdx
	mov	edx, DWORD PTR -4[rbp]
	movsx	rcx, edx
	mov	rdx, QWORD PTR -32[rbp]
	add	rdx, rcx
	movzx	eax, BYTE PTR [rax]
	mov	BYTE PTR [rdx], al
	add	DWORD PTR -4[rbp], 1
.L2:
	mov	eax, DWORD PTR -4[rbp]
	movsx	rdx, eax
	mov	rax, QWORD PTR -24[rbp]
	add	rax, rdx
	movzx	eax, BYTE PTR [rax]
	test	al, al
	jne	.L3
	mov	eax, DWORD PTR -4[rbp]
	movsx	rdx, eax
	mov	rax, QWORD PTR -32[rbp]
	add	rax, rdx
	mov	BYTE PTR [rax], 0
	nop
	pop	rbp
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE0:
	.size	copy_str, .-copy_str
	.section	.rodata
	.align 8
.LC0:
	.string	"string a is %s,string b is :%s\n"
	.align 8
.LC1:
	.string	"after copy:string a is %s,string b is :%s\n"
	.text
	.globl	main
	.type	main, @function
main:
.LFB1:
	.cfi_startproc
	endbr64
	push	rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	mov	rbp, rsp
	.cfi_def_cfa_register 6
	sub	rsp, 48
	mov	rax, QWORD PTR fs:40
	mov	QWORD PTR -8[rbp], rax
	xor	eax, eax
	movabs	rax, 8367794899556311113
	mov	QWORD PTR -47[rbp], rax
	mov	DWORD PTR -39[rbp], 1751343461
	mov	WORD PTR -35[rbp], 29285
	mov	BYTE PTR -33[rbp], 0
	movabs	rax, 2334397743343431513
	movabs	rdx, 7307199665373716577
	mov	QWORD PTR -32[rbp], rax
	mov	QWORD PTR -24[rbp], rdx
	mov	WORD PTR -16[rbp], 114
	lea	rdx, -32[rbp]
	lea	rax, -47[rbp]
	mov	rsi, rax
	lea	rdi, .LC0[rip]
	mov	eax, 0
	call	printf@PLT
	lea	rdx, -32[rbp]
	lea	rax, -47[rbp]
	mov	rsi, rdx
	mov	rdi, rax
	call	copy_str
	lea	rdx, -32[rbp]
	lea	rax, -47[rbp]
	mov	rsi, rax
	lea	rdi, .LC1[rip]
	mov	eax, 0
	call	printf@PLT
	mov	eax, 0
	mov	rcx, QWORD PTR -8[rbp]
	sub	rcx, QWORD PTR fs:40
	je	.L6
	call	__stack_chk_fail@PLT
.L6:
	leave
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE1:
	.size	main, .-main
	.ident	"GCC: (Ubuntu 10.5.0-1ubuntu1~20.04) 10.5.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	 1f - 0f
	.long	 4f - 1f
	.long	 5
0:
	.string	 "GNU"
1:
	.align 8
	.long	 0xc0000002
	.long	 3f - 2f
2:
	.long	 0x3
3:
	.align 8
4:

	.arch armv5t
	.eabi_attribute 20, 1
	.eabi_attribute 21, 1
	.eabi_attribute 23, 3
	.eabi_attribute 24, 1
	.eabi_attribute 25, 1
	.eabi_attribute 26, 2
	.eabi_attribute 30, 6
	.eabi_attribute 34, 0
	.eabi_attribute 18, 4
	.file	"46801.c"
	.text
	.align	2
	.global	copy_str
	.syntax unified
	.arm
	.fpu softvfp
	.type	copy_str, %function
copy_str:
	@ args = 0, pretend = 0, frame = 16
	@ frame_needed = 1, uses_anonymous_args = 0
	@ link register save eliminated.
	str	fp, [sp, #-4]!
	add	fp, sp, #0
	sub	sp, sp, #20
	str	r0, [fp, #-16]
	str	r1, [fp, #-20]
	mov	r3, #0
	str	r3, [fp, #-8]
	b	.L2
.L3:
	ldr	r3, [fp, #-8]
	ldr	r2, [fp, #-16]
	add	r2, r2, r3
	ldr	r3, [fp, #-8]
	ldr	r1, [fp, #-20]
	add	r3, r1, r3
	ldrb	r2, [r2]	@ zero_extendqisi2
	strb	r2, [r3]
	ldr	r3, [fp, #-8]
	add	r3, r3, #1
	str	r3, [fp, #-8]
.L2:
	ldr	r3, [fp, #-8]
	ldr	r2, [fp, #-16]
	add	r3, r2, r3
	ldrb	r3, [r3]	@ zero_extendqisi2
	cmp	r3, #0
	bne	.L3
	ldr	r3, [fp, #-8]
	ldr	r2, [fp, #-20]
	add	r3, r2, r3
	mov	r2, #0
	strb	r2, [r3]
	nop
	add	sp, fp, #0
	@ sp needed
	ldr	fp, [sp], #4
	bx	lr
	.size	copy_str, .-copy_str
	.section	.rodata
	.align	2
.LC2:
	.ascii	"string a is %s,string b is :%s\012\000"
	.align	2
.LC3:
	.ascii	"after copy:string a is %s,string b is :%s\012\000"
	.align	2
.LC0:
	.ascii	"I am a teacher\000"
	.align	2
.LC1:
	.ascii	"You are a teacher\000"
	.align	2
.LC4:
	.word	__stack_chk_guard
	.text
	.align	2
	.global	main
	.syntax unified
	.arm
	.fpu softvfp
	.type	main, %function
main:
	@ args = 0, pretend = 0, frame = 40
	@ frame_needed = 1, uses_anonymous_args = 0
	push	{fp, lr}
	add	fp, sp, #4
	sub	sp, sp, #40
	ldr	r3, .L7
	ldr	r3, [r3]
	str	r3, [fp, #-8]
	mov	r3,#0
	ldr	r3, .L7+4
	sub	ip, fp, #44
	ldm	r3, {r0, r1, r2, r3}
	stmia	ip!, {r0, r1, r2}
	strh	r3, [ip]	@ movhi
	add	ip, ip, #2
	lsr	r3, r3, #16
	strb	r3, [ip]
	ldr	r3, .L7+8
	sub	ip, fp, #28
	mov	lr, r3
	ldmia	lr!, {r0, r1, r2, r3}
	stmia	ip!, {r0, r1, r2, r3}
	ldr	r3, [lr]
	strh	r3, [ip]	@ movhi
	sub	r2, fp, #28
	sub	r3, fp, #44
	mov	r1, r3
	ldr	r0, .L7+12
	bl	printf
	sub	r2, fp, #28
	sub	r3, fp, #44
	mov	r1, r2
	mov	r0, r3
	bl	copy_str
	sub	r2, fp, #28
	sub	r3, fp, #44
	mov	r1, r3
	ldr	r0, .L7+16
	bl	printf
	mov	r3, #0
	ldr	r2, .L7
	ldr	r1, [r2]
	ldr	r2, [fp, #-8]
	eors	r1, r2, r1
	mov	r2, #0
	beq	.L6
	bl	__stack_chk_fail
.L6:
	mov	r0, r3
	sub	sp, fp, #4
	@ sp needed
	pop	{fp, pc}
.L8:
	.align	2
.L7:
	.word	.LC4
	.word	.LC0
	.word	.LC1
	.word	.LC2
	.word	.LC3
	.size	main, .-main
	.ident	"GCC: (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0"
	.section	.note.GNU-stack,"",%progbits
