#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 *, ...);
void main() {
  int array[5] = {1, 2, 4, 5};
  int N = 4;
  int i = 0;
  int index = 1;
  int value = 3;
  printf("Printing array before insertion −\n");
  for (i = 0; i < N; i++) {
    printf("array[%d] = %d \n", i, array[i]);
  }
  for (i = N; i >= index + 1; i--) {
    array[i + 1] = array[i];
  }
  array[index + 1] = value;
  N++;
  printf("Printing array after insertion −\n");
  for (i = 0; i < N; i++) {
    printf("array[%d] = %d\n", i, array[i]);
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
mov    0xee1(%rip),%rax
mov    %rax,-0x20(%rbp)
mov    0xede(%rip),%rax
mov    %rax,-0x18(%rbp)
mov    0xedc(%rip),%eax
mov    %eax,-0x10(%rbp)
movl   $0x4,-0x24(%rbp)
movl   $0x0,-0x28(%rbp)
movl   $0x1,-0x2c(%rbp)
movl   $0x3,-0x30(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x28(%rbp)
mov    -0x28(%rbp),%eax
cmp    -0x24(%rbp),%eax
jge    119b <main+0x8b>
mov    -0x28(%rbp),%esi
movslq -0x28(%rbp),%rax
mov    -0x20(%rbp,%rax,4),%edx
lea    0xeb3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x28(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x28(%rbp)
jmp    1168 <main+0x58>
mov    -0x24(%rbp),%eax
mov    %eax,-0x28(%rbp)
mov    -0x28(%rbp),%eax
mov    -0x2c(%rbp),%ecx
add    $0x1,%ecx
cmp    %ecx,%eax
jl     11d4 <main+0xc4>
movslq -0x28(%rbp),%rax
mov    -0x20(%rbp,%rax,4),%ecx
mov    -0x28(%rbp),%eax
add    $0x1,%eax
cltq
mov    %ecx,-0x20(%rbp,%rax,4)
mov    -0x28(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0x28(%rbp)
jmp    11a1 <main+0x91>
mov    -0x30(%rbp),%ecx
mov    -0x2c(%rbp),%eax
add    $0x1,%eax
cltq
mov    %ecx,-0x20(%rbp,%rax,4)
mov    -0x24(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x24(%rbp)
lea    0xe57(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x28(%rbp)
mov    -0x28(%rbp),%eax
cmp    -0x24(%rbp),%eax
jge    1234 <main+0x124>
mov    -0x28(%rbp),%esi
movslq -0x28(%rbp),%rax
mov    -0x20(%rbp,%rax,4),%edx
lea    0xe4f(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x28(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x28(%rbp)
jmp    1201 <main+0xf1>
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
mov    0xee5(%rip),%eax
mov    %eax,0x8(%rsp)
mov    0xed2(%rip),%rax
mov    %rax,(%rsp)
lea    0xef4(%rip),%rdi
call   1030 <puts@plt>
lea    0xec7(%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    $0x4,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
mov    $0x3,%esi
mov    $0x5,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x8(%rsp),%eax
mov    (%rsp),%rcx
mov    %rcx,0x4(%rsp)
mov    %eax,0xc(%rsp)
lea    0xea7(%rip),%rdi
call   1030 <puts@plt>
lea    0xe67(%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    0x4(%rsp),%edx
mov    %rbx,%rdi
mov    $0x3,%esi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x8(%rsp),%edx
mov    %rbx,%rdi
mov    $0x4,%esi
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
jmp    1040 <printf@plt>

LLVM IR (-O0):
@__const.main.array = [5 x i32] [i32 1, i32 2, i32 4, i32 5, i32 0]
@.str = [37 x i8] c"Printing array before insertion \E2\88\92\0A\00"
@.str.1 = [17 x i8] c"array[%d] = %d \0A\00"
@.str.2 = [36 x i8] c"Printing array after insertion \E2\88\92\0A\00"
@.str.3 = [16 x i8] c"array[%d] = %d\0A\00"
define void @main() {
%1 = alloca [5 x i32]
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
%6 = bitcast [5 x i32]* %1 to i8*
store i32 4, i32* %2
store i32 0, i32* %3
store i32 1, i32* %4
store i32 3, i32* %5
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %3
br label %8
8: ; preds = %19, %0
%9 = load i32, i32* %3
%10 = load i32, i32* %2
%11 = icmp slt i32 %9, %10
br i1 %11, label %12, label %22
12: ; preds = %8
%13 = load i32, i32* %3
%14 = load i32, i32* %3
%15 = sext i32 %14 to i64
%16 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 %15
%17 = load i32, i32* %16
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), i32 %13, i32 %17)
br label %19
19: ; preds = %12
%20 = load i32, i32* %3
%21 = add nsw i32 %20, 1
store i32 %21, i32* %3
br label %8
22: ; preds = %8
%23 = load i32, i32* %2
store i32 %23, i32* %3
br label %24
24: ; preds = %38, %22
%25 = load i32, i32* %3
%26 = load i32, i32* %4
%27 = add nsw i32 %26, 1
%28 = icmp sge i32 %25, %27
br i1 %28, label %29, label %41
29: ; preds = %24
%30 = load i32, i32* %3
%31 = sext i32 %30 to i64
%32 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 %31
%33 = load i32, i32* %32
%34 = load i32, i32* %3
%35 = add nsw i32 %34, 1
%36 = sext i32 %35 to i64
%37 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 %36
store i32 %33, i32* %37
br label %38
38: ; preds = %29
%39 = load i32, i32* %3
%40 = add nsw i32 %39, -1
store i32 %40, i32* %3
br label %24
41: ; preds = %24
%42 = load i32, i32* %5
%43 = load i32, i32* %4
%44 = add nsw i32 %43, 1
%45 = sext i32 %44 to i64
%46 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 %45
store i32 %42, i32* %46
%47 = load i32, i32* %2
%48 = add nsw i32 %47, 1
store i32 %48, i32* %2
%49 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.2, i64 0, i64 0))
store i32 0, i32* %3
br label %50
50: ; preds = %61, %41
%51 = load i32, i32* %3
%52 = load i32, i32* %2
%53 = icmp slt i32 %51, %52
br i1 %53, label %54, label %64
54: ; preds = %50
%55 = load i32, i32* %3
%56 = load i32, i32* %3
%57 = sext i32 %56 to i64
%58 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 %57
%59 = load i32, i32* %58
%60 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 %55, i32 %59)
br label %61
61: ; preds = %54
%62 = load i32, i32* %3
%63 = add nsw i32 %62, 1
store i32 %63, i32* %3
br label %50
64: ; preds = %50
ret void
}

LLVM IR (-O2):
@__const.main.array = [5 x i32] [i32 1, i32 2, i32 4, i32 5, i32 0]
@.str.1 = [17 x i8] c"array[%d] = %d \0A\00"
@.str.3 = [16 x i8] c"array[%d] = %d\0A\00"
@str = [36 x i8] c"Printing array before insertion \E2\88\92\00"
@str.4 = [35 x i8] c"Printing array after insertion \E2\88\92\00"
define void @main() {
%1 = alloca [3 x i32]
%2 = bitcast [3 x i32]* %1 to i8*
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @str, i64 0, i64 0))
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), i32 0, i32 1)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), i32 1, i32 2)
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), i32 2, i32 4)
%7 = getelementptr inbounds [3 x i32], [3 x i32]* %1, i64 0, i64 1
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), i32 3, i32 5)
%9 = bitcast i32* %7 to i8*
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @str.4, i64 0, i64 0))
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 0, i32 1)
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 1, i32 2)
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 2, i32 3)
%14 = load i32, i32* %7
%15 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 3, i32 %14)
%16 = getelementptr inbounds [3 x i32], [3 x i32]* %1, i64 0, i64 2
%17 = load i32, i32* %16
%18 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 4, i32 %17)
ret void
}