#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*/ printf(char *, ...);
int main(void) {
  int array[10] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
  int i, temp;
  for (i = 0; i < 10; i++) {
    printf("array[%d]=%d\n", i, array[i]);
  }
  for (i = 0; i < 10 / 2; i++) {
    temp = array[i];
    array[i] = array[10 / 2 + i];
    array[10 / 2 + i] = temp;
  }
  printf("\nafter shift:\n");
  for (i = 0; i < 10; i++) {
    printf("array[%d]=%d\n", i, array[i]);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
lea    -0x30(%rbp),%rdi
lea    0xec6(%rip),%rsi
mov    $0x28,%edx
call   1040 <memcpy@plt>
movl   $0x0,-0x34(%rbp)
cmpl   $0xa,-0x34(%rbp)
jge    117c <main+0x5c>
mov    -0x34(%rbp),%esi
movslq -0x34(%rbp),%rax
mov    -0x30(%rbp,%rax,4),%edx
lea    0xec1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    114b <main+0x2b>
movl   $0x0,-0x34(%rbp)
cmpl   $0x5,-0x34(%rbp)
jge    11c9 <main+0xa9>
movslq -0x34(%rbp),%rax
mov    -0x30(%rbp,%rax,4),%eax
mov    %eax,-0x38(%rbp)
mov    -0x34(%rbp),%eax
add    $0x5,%eax
cltq
mov    -0x30(%rbp,%rax,4),%ecx
movslq -0x34(%rbp),%rax
mov    %ecx,-0x30(%rbp,%rax,4)
mov    -0x38(%rbp),%ecx
mov    -0x34(%rbp),%eax
add    $0x5,%eax
cltq
mov    %ecx,-0x30(%rbp,%rax,4)
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    1183 <main+0x63>
lea    0xe66(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x34(%rbp)
cmpl   $0xa,-0x34(%rbp)
jge    120f <main+0xef>
mov    -0x34(%rbp),%esi
movslq -0x34(%rbp),%rax
mov    -0x30(%rbp,%rax,4),%edx
lea    0xe2e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    11de <main+0xbe>
xor    %eax,%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xed8(%rip),%rbx
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x1,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%esi
mov    $0x2,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x2,%esi
mov    $0x3,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
mov    $0x4,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x4,%esi
mov    $0x5,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
mov    $0x6,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x6,%esi
mov    $0x7,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x7,%esi
mov    $0x8,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x8,%esi
mov    $0x9,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x9,%esi
mov    $0xa,%edx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xe1a(%rip),%rdi
call   1030 <puts@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x6,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x1,%esi
mov    $0x7,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x2,%esi
mov    $0x8,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
mov    $0x9,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x4,%esi
mov    $0xa,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x5,%esi
mov    $0x1,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x6,%esi
mov    $0x2,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x7,%esi
mov    $0x3,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x8,%esi
mov    $0x4,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x9,%esi
mov    $0x5,%edx
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@__const.main.array = [10 x i32] [i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10]
@.str = [14 x i8] c"array[%d]=%d\0A\00"
@.str.1 = [15 x i8] c"\0Aafter shift:\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [10 x i32]
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
%5 = bitcast [10 x i32]* %2 to i8*
store i32 0, i32* %3
br label %6
6: ; preds = %16, %0
%7 = load i32, i32* %3
%8 = icmp slt i32 %7, 10
br i1 %8, label %9, label %19
9: ; preds = %6
%10 = load i32, i32* %3
%11 = load i32, i32* %3
%12 = sext i32 %11 to i64
%13 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %12
%14 = load i32, i32* %13
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 %10, i32 %14)
br label %16
16: ; preds = %9
%17 = load i32, i32* %3
%18 = add nsw i32 %17, 1
store i32 %18, i32* %3
br label %6
19: ; preds = %6
store i32 0, i32* %3
br label %20
20: ; preds = %41, %19
%21 = load i32, i32* %3
%22 = icmp slt i32 %21, 5
br i1 %22, label %23, label %44
23: ; preds = %20
%24 = load i32, i32* %3
%25 = sext i32 %24 to i64
%26 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %25
%27 = load i32, i32* %26
store i32 %27, i32* %4
%28 = load i32, i32* %3
%29 = add nsw i32 5, %28
%30 = sext i32 %29 to i64
%31 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %30
%32 = load i32, i32* %31
%33 = load i32, i32* %3
%34 = sext i32 %33 to i64
%35 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %34
store i32 %32, i32* %35
%36 = load i32, i32* %4
%37 = load i32, i32* %3
%38 = add nsw i32 5, %37
%39 = sext i32 %38 to i64
%40 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %39
store i32 %36, i32* %40
br label %41
41: ; preds = %23
%42 = load i32, i32* %3
%43 = add nsw i32 %42, 1
store i32 %43, i32* %3
br label %20
44: ; preds = %20
%45 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.1, i64 0, i64 0))
store i32 0, i32* %3
br label %46
46: ; preds = %56, %44
%47 = load i32, i32* %3
%48 = icmp slt i32 %47, 10
br i1 %48, label %49, label %59
49: ; preds = %46
%50 = load i32, i32* %3
%51 = load i32, i32* %3
%52 = sext i32 %51 to i64
%53 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 %52
%54 = load i32, i32* %53
%55 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 %50, i32 %54)
br label %56
56: ; preds = %49
%57 = load i32, i32* %3
%58 = add nsw i32 %57, 1
store i32 %58, i32* %3
br label %46
59: ; preds = %46
ret i32 0
}

LLVM IR (-O2):
@.str = [14 x i8] c"array[%d]=%d\0A\00"
@str = [14 x i8] c"\0Aafter shift:\00"
define i32 @main() {
%1 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 0, i32 1)
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 1, i32 2)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 2, i32 3)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 3, i32 4)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 4, i32 5)
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 5, i32 6)
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 6, i32 7)
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 7, i32 8)
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 8, i32 9)
%10 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 9, i32 10)
%11 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @str, i64 0, i64 0))
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 0, i32 6)
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 1, i32 7)
%14 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 2, i32 8)
%15 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 3, i32 9)
%16 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 4, i32 10)
%17 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 5, i32 1)
%18 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 6, i32 2)
%19 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 7, i32 3)
%20 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 8, i32 4)
%21 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 9, i32 5)
ret i32 0
}