#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 */
typedef int /*<<< orphan*/ arr;

/* Variables and functions */
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ shellsort(int *, int);
int main() {
  int arr[] = {12, 34, 54, 2, 3}, i;
  int n = sizeof(arr) / sizeof(arr[0]);
  shellsort(arr, n);
  printf("\n Sorted array is: ");
  for (i = 0; i < n; i++)
    printf("%d ", arr[i]);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
mov    0xeca(%rip),%rax
mov    %rax,-0x20(%rbp)
mov    0xec7(%rip),%rax
mov    %rax,-0x18(%rbp)
mov    0xec5(%rip),%eax
mov    %eax,-0x10(%rbp)
movl   $0x5,-0x28(%rbp)
lea    -0x20(%rbp),%rdi
mov    -0x28(%rbp),%esi
call   1040 <shellsort@plt>
lea    0xeac(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x24(%rbp)
mov    -0x24(%rbp),%eax
cmp    -0x28(%rbp),%eax
jge    11a6 <main+0x86>
movslq -0x24(%rbp),%rax
mov    -0x20(%rbp,%rax,4),%esi
lea    0xe97(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x24(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x24(%rbp)
jmp    1176 <main+0x56>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x20,%rsp
mov    0xee5(%rip),%eax
mov    %eax,0x10(%rsp)
movaps 0xeca(%rip),%xmm0
movaps %xmm0,(%rsp)
mov    %rsp,%rdi
mov    $0x5,%esi
call   1040 <shellsort@plt>
lea    0xec6(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    (%rsp),%esi
lea    0xec9(%rip),%rbx
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0x4(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0x8(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0xc(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0x10(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@__const.main.arr = [5 x i32] [i32 12, i32 34, i32 54, i32 2, i32 3]
@.str = [20 x i8] c"\0A Sorted array is: \00"
@.str.1 = [4 x i8] c"%d \00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [5 x i32]
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
%5 = bitcast [5 x i32]* %2 to i8*
store i32 5, i32* %4
%6 = getelementptr inbounds [5 x i32], [5 x i32]* %2, i64 0, i64 0
%7 = load i32, i32* %4
%8 = call i32 @shellsort(i32* %6, i32 %7)
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %3
br label %10
10: ; preds = %20, %0
%11 = load i32, i32* %3
%12 = load i32, i32* %4
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %23
14: ; preds = %10
%15 = load i32, i32* %3
%16 = sext i32 %15 to i64
%17 = getelementptr inbounds [5 x i32], [5 x i32]* %2, i64 0, i64 %16
%18 = load i32, i32* %17
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %18)
br label %20
20: ; preds = %14
%21 = load i32, i32* %3
%22 = add nsw i32 %21, 1
store i32 %22, i32* %3
br label %10
23: ; preds = %10
ret i32 0
}

LLVM IR (-O2):
@__const.main.arr = [5 x i32] [i32 12, i32 34, i32 54, i32 2, i32 3]
@.str = [20 x i8] c"\0A Sorted array is: \00"
@.str.1 = [4 x i8] c"%d \00"
define i32 @main() {
%1 = alloca [5 x i32]
%2 = bitcast [5 x i32]* %1 to i8*
%3 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 0
%4 = call i32 @shellsort(i32* %3, i32 5)
%5 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0))
%6 = load i32, i32* %3
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %6)
%8 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 1
%9 = load i32, i32* %8
%10 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %9)
%11 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 2
%12 = load i32, i32* %11
%13 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %12)
%14 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 3
%15 = load i32, i32* %14
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %15)
%17 = getelementptr inbounds [5 x i32], [5 x i32]* %1, i64 0, i64 4
%18 = load i32, i32* %17
%19 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %18)
ret i32 0
}