#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ printf(char *, int);
int /*<<< orphan*/ reverse(int *, int);
int main(void) {
  int array[] = {1, 2, 3, 4, 5, 6, 7, 8, 9};
  reverse(array, 9);
  int i = 0;
  while (i != 9)
    printf("%d\n", array[i++]);
  exit(0);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
lea    -0x30(%rbp),%rdi
lea    0xea6(%rip),%rsi
mov    $0x24,%edx
call   1050 <memcpy@plt>
lea    -0x30(%rbp),%rdi
mov    $0x9,%esi
call   1030 <reverse@plt>
movl   $0x0,-0x34(%rbp)
cmpl   $0x9,-0x34(%rbp)
je     11a5 <main+0x65>
mov    -0x34(%rbp),%eax
mov    %eax,%ecx
add    $0x1,%ecx
mov    %ecx,-0x34(%rbp)
cltq
mov    -0x30(%rbp,%rax,4),%esi
lea    0xe89(%rip),%rdi
call   1040 <printf@plt>
jmp    1179 <main+0x39>
xor    %edi,%edi
call   1060 <exit@plt>

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x30,%rsp
mov    0xee5(%rip),%eax
mov    %eax,0x20(%rsp)
movaps 0xeca(%rip),%xmm0
movaps %xmm0,0x10(%rsp)
movaps 0xeae(%rip),%xmm0
movaps %xmm0,(%rsp)
mov    %rsp,%rdi
mov    $0x9,%esi
call   1030 <reverse@plt>
mov    (%rsp),%esi
lea    0xeb7(%rip),%rbx
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0x4(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0x8(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0xc(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0x10(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0x14(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0x18(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0x1c(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
mov    0x20(%rsp),%esi
mov    %rbx,%rdi
call   1040 <printf@plt>
xor    %edi,%edi
call   1050 <exit@plt>

LLVM IR (-O0):
@__const.main.array = [9 x i32] [i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9]
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [9 x i32]
%3 = alloca i32
store i32 0, i32* %1
%4 = bitcast [9 x i32]* %2 to i8*
%5 = getelementptr inbounds [9 x i32], [9 x i32]* %2, i64 0, i64 0
%6 = call i32 @reverse(i32* %5, i32 9)
store i32 0, i32* %3
br label %7
7: ; preds = %10, %0
%8 = load i32, i32* %3
%9 = icmp ne i32 %8, 9
br i1 %9, label %10, label %17
10: ; preds = %7
%11 = load i32, i32* %3
%12 = add nsw i32 %11, 1
store i32 %12, i32* %3
%13 = sext i32 %11 to i64
%14 = getelementptr inbounds [9 x i32], [9 x i32]* %2, i64 0, i64 %13
%15 = load i32, i32* %14
%16 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %15)
br label %7
17: ; preds = %7
%18 = call i32 @exit(i32 0)
unreachable
}

LLVM IR (-O2):
@__const.main.array = [9 x i32] [i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9]
@.str = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca [9 x i32]
%2 = bitcast [9 x i32]* %1 to i8*
%3 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 0
%4 = call i32 @reverse(i32* %3, i32 9)
%5 = load i32, i32* %3
%6 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %5)
%7 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 1
%8 = load i32, i32* %7
%9 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %8)
%10 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 2
%11 = load i32, i32* %10
%12 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %11)
%13 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 3
%14 = load i32, i32* %13
%15 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %14)
%16 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 4
%17 = load i32, i32* %16
%18 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %17)
%19 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 5
%20 = load i32, i32* %19
%21 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %20)
%22 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 6
%23 = load i32, i32* %22
%24 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %23)
%25 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 7
%26 = load i32, i32* %25
%27 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %26)
%28 = getelementptr inbounds [9 x i32], [9 x i32]* %1, i64 0, i64 8
%29 = load i32, i32* %28
%30 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %29)
%31 = call i32 @exit(i32 0)
unreachable
}