#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 lcm(int, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
main() {
  int x, y;
  printf("Enter the value of x:\n");
  scanf("%d", &x);
  printf("Enter the value of y:\n");
  scanf("%d", &y);
  if (x < y) {
    x = x + y;
    y = x - y;
    x = x - y;
  }
  printf("The lcm of x and y is %d.\n", lcm(x, y));
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec3(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xeb6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea5(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    11a2 <main+0x72>
mov    -0x8(%rbp),%eax
add    -0xc(%rbp),%eax
mov    %eax,-0x8(%rbp)
mov    -0x8(%rbp),%eax
sub    -0xc(%rbp),%eax
mov    %eax,-0xc(%rbp)
mov    -0x8(%rbp),%eax
sub    -0xc(%rbp),%eax
mov    %eax,-0x8(%rbp)
mov    -0x8(%rbp),%edi
mov    -0xc(%rbp),%esi
call   1040 <lcm@plt>
mov    %eax,%esi
lea    0xe7b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xed2(%rip),%rdi
call   1030 <puts@plt>
lea    0xea8(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0xec8(%rip),%rdi
call   1030 <puts@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
mov    0xc(%rsp),%eax
mov    0x8(%rsp),%edi
cmp    %edi,%eax
jge    1196 <main+0x56>
mov    %eax,0x8(%rsp)
mov    %edi,0xc(%rsp)
mov    %eax,%esi
jmp    119a <main+0x5a>
mov    %edi,%esi
mov    %eax,%edi
call   1050 <lcm@plt>
lea    0xe5d(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [23 x i8] c"Enter the value of x:\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [23 x i8] c"Enter the value of y:\0A\00"
@.str.3 = [27 x i8] c"The lcm of x and y is %d.\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%8 = load i32, i32* %2
%9 = load i32, i32* %3
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %21
11: ; preds = %0
%12 = load i32, i32* %2
%13 = load i32, i32* %3
%14 = add nsw i32 %12, %13
store i32 %14, i32* %2
%15 = load i32, i32* %2
%16 = load i32, i32* %3
%17 = sub nsw i32 %15, %16
store i32 %17, i32* %3
%18 = load i32, i32* %2
%19 = load i32, i32* %3
%20 = sub nsw i32 %18, %19
store i32 %20, i32* %2
br label %21
21: ; preds = %11, %0
%22 = load i32, i32* %2
%23 = load i32, i32* %3
%24 = call i32 @lcm(i32 %22, i32 %23)
%25 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.3, i64 0, i64 0), i32 %24)
%26 = load i32, i32* %1
ret i32 %26
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.3 = [27 x i8] c"The lcm of x and y is %d.\0A\00"
@str = [22 x i8] c"Enter the value of x:\00"
@str.4 = [22 x i8] c"Enter the value of y:\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = bitcast i32* %1 to i8*
%4 = bitcast i32* %2 to i8*
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 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* %1)
%7 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @str.4, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = icmp slt i32 %9, %10
br i1 %11, label %12, label %13
12: ; preds = %0
store i32 %9, i32* %2
store i32 %10, i32* %1
br label %13
13: ; preds = %12, %0
%14 = phi i32 [ %9, %12 ], [ %10, %0 ]
%15 = phi i32 [ %10, %12 ], [ %9, %0 ]
%16 = call i32 @lcm(i32 %15, i32 %14)
%17 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @.str.3, i64 0, i64 0), i32 %16)
ret i32 0
}