#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 /*<<< orphan*/ scanf(char *, int *);
int /*<<< orphan*/ selection_sort(int *, int);
int main() {
  int ch, a[20], n, i;
  printf("Enter the size of array\n");
  scanf("%d", &n);
  printf("Enter the elements of the array:\n");
  for (i = 0; i < n; i++) {
    scanf("%d", &a[i]);
  }
  selection_sort(a, n);
  printf("Sorted Array is \n");
  for (i = 0; i < n; i++)
    printf("%d\n", a[i]);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x70,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xec5(%rip),%rdi
lea    -0x64(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xeb8(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0x68(%rbp)
mov    -0x68(%rbp),%eax
cmp    -0x64(%rbp),%eax
jge    11a7 <main+0x77>
movslq -0x68(%rbp),%rax
lea    -0x60(%rbp),%rsi
shl    $0x2,%rax
add    %rax,%rsi
lea    0xe85(%rip),%rdi
call   1050 <scanf@plt>
mov    -0x68(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x68(%rbp)
jmp    1172 <main+0x42>
lea    -0x60(%rbp),%rdi
mov    -0x64(%rbp),%esi
call   1030 <selection_sort@plt>
lea    0xe84(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0x68(%rbp)
mov    -0x68(%rbp),%eax
cmp    -0x64(%rbp),%eax
jge    11f8 <main+0xc8>
movslq -0x68(%rbp),%rax
mov    -0x60(%rbp,%rax,4),%esi
lea    0xe6d(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x68(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x68(%rbp)
jmp    11c8 <main+0x98>
xor    %eax,%eax
add    $0x70,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %rbx
sub    $0x60,%rsp
lea    0xeb7(%rip),%rdi
call   1040 <puts@plt>
lea    0xea4(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1060 <scanf@plt>
lea    0xeb2(%rip),%rdi
call   1040 <puts@plt>
mov    0xc(%rsp),%esi
test   %esi,%esi
jle    11ad <main+0x6d>
lea    0x10(%rsp),%r15
xor    %ebx,%ebx
lea    0xe78(%rip),%r14
nopl   0x0(%rax,%rax,1)
mov    %r14,%rdi
mov    %r15,%rsi
call   1060 <scanf@plt>
add    $0x1,%rbx
movslq 0xc(%rsp),%rsi
add    $0x4,%r15
cmp    %rsi,%rbx
jl     1190 <main+0x50>
lea    0x10(%rsp),%rdi
call   1030 <selection_sort@plt>
lea    0xe82(%rip),%rdi
call   1040 <puts@plt>
cmpl   $0x0,0xc(%rsp)
jle    11fc <main+0xbc>
lea    0xe32(%rip),%r14
xor    %ebx,%ebx
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    0x10(%rsp,%rbx,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
add    $0x1,%rbx
movslq 0xc(%rsp),%rax
cmp    %rax,%rbx
jl     11e0 <main+0xa0>
xor    %eax,%eax
add    $0x60,%rsp
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
@.str = [25 x i8] c"Enter the size of array\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [34 x i8] c"Enter the elements of the array:\0A\00"
@.str.3 = [18 x i8] c"Sorted Array is \0A\00"
@.str.4 = [4 x i8] c"%d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca [20 x i32]
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.2, i64 0, i64 0))
store i32 0, i32* %5
br label %9
9: ; preds = %18, %0
%10 = load i32, i32* %5
%11 = load i32, i32* %4
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %21
13: ; preds = %9
%14 = load i32, i32* %5
%15 = sext i32 %14 to i64
%16 = getelementptr inbounds [20 x i32], [20 x i32]* %3, i64 0, i64 %15
%17 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %16)
br label %18
18: ; preds = %13
%19 = load i32, i32* %5
%20 = add nsw i32 %19, 1
store i32 %20, i32* %5
br label %9
21: ; preds = %9
%22 = getelementptr inbounds [20 x i32], [20 x i32]* %3, i64 0, i64 0
%23 = load i32, i32* %4
%24 = call i32 @selection_sort(i32* %22, i32 %23)
%25 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.3, i64 0, i64 0))
store i32 0, i32* %5
br label %26
26: ; preds = %36, %21
%27 = load i32, i32* %5
%28 = load i32, i32* %4
%29 = icmp slt i32 %27, %28
br i1 %29, label %30, label %39
30: ; preds = %26
%31 = load i32, i32* %5
%32 = sext i32 %31 to i64
%33 = getelementptr inbounds [20 x i32], [20 x i32]* %3, i64 0, i64 %32
%34 = load i32, i32* %33
%35 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %34)
br label %36
36: ; preds = %30
%37 = load i32, i32* %5
%38 = add nsw i32 %37, 1
store i32 %38, i32* %5
br label %26
39: ; preds = %26
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.4 = [4 x i8] c"%d\0A\00"
@str = [24 x i8] c"Enter the size of array\00"
@str.5 = [33 x i8] c"Enter the elements of the array:\00"
@str.6 = [17 x i8] c"Sorted Array is \00"
define i32 @main() {
%1 = alloca [20 x i32]
%2 = alloca i32
%3 = bitcast [20 x i32]* %1 to i8*
%4 = bitcast i32* %2 to i8*
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%7 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @str.5, i64 0, i64 0))
%8 = load i32, i32* %2
%9 = icmp sgt i32 %8, 0
br i1 %9, label %10, label %18
10: ; preds = %0, %10
%11 = phi i64 [ %14, %10 ], [ 0, %0 ]
%12 = getelementptr inbounds [20 x i32], [20 x i32]* %1, i64 0, i64 %11
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %12)
%14 = add nuw nsw i64 %11, 1
%15 = load i32, i32* %2
%16 = sext i32 %15 to i64
%17 = icmp slt i64 %14, %16
br i1 %17, label %10, label %18
18: ; preds = %10, %0
%19 = phi i32 [ %8, %0 ], [ %15, %10 ]
%20 = getelementptr inbounds [20 x i32], [20 x i32]* %1, i64 0, i64 0
%21 = call i32 @selection_sort(i32* %20, i32 %19)
%22 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.6, i64 0, i64 0))
%23 = load i32, i32* %2
%24 = icmp sgt i32 %23, 0
br i1 %24, label %25, label %34
25: ; preds = %18, %25
%26 = phi i64 [ %30, %25 ], [ 0, %18 ]
%27 = getelementptr inbounds [20 x i32], [20 x i32]* %1, i64 0, i64 %26
%28 = load i32, i32* %27
%29 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %28)
%30 = add nuw nsw i64 %26, 1
%31 = load i32, i32* %2
%32 = sext i32 %31 to i64
%33 = icmp slt i64 %30, %32
br i1 %33, label %25, label %34
34: ; preds = %25, %18
ret i32 0
}