#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 euclidean_algorithm_1(int, int);
int euclidean_algorithm_2(int, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int main(void) {
  int a;
  int b;
  int result1;
  int result2;
  printf("a: ");
  scanf("%d", &a);
  printf("b: ");
  scanf("%d", &b);
  result1 = euclidean_algorithm_1(a, b);
  result2 = euclidean_algorithm_2(a, b);
  printf("result1 = %d\n", result1);
  printf("result2 = %d\n", result2);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeaa(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea0(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xe93(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe82(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x8(%rbp),%edi
mov    -0xc(%rbp),%esi
call   1040 <euclidean_algorithm_1@plt>
mov    %eax,-0x10(%rbp)
mov    -0x8(%rbp),%edi
mov    -0xc(%rbp),%esi
call   1060 <euclidean_algorithm_2@plt>
mov    %eax,-0x14(%rbp)
mov    -0x10(%rbp),%esi
lea    0xe5a(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%esi
lea    0xe57(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %rbx
push   %rax
lea    0xeb6(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xeac(%rip),%rbx
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xe9b(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
mov    %rsp,%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
mov    0x4(%rsp),%edi
mov    (%rsp),%esi
call   1040 <euclidean_algorithm_1@plt>
mov    %eax,%ebx
mov    0x4(%rsp),%edi
mov    (%rsp),%esi
call   1060 <euclidean_algorithm_2@plt>
mov    %eax,%ebp
lea    0xe6a(%rip),%rdi
mov    %ebx,%esi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xe68(%rip),%rdi
mov    %ebp,%esi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [4 x i8] c"a: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [4 x i8] c"b: \00"
@.str.3 = [14 x i8] c"result1 = %d\0A\00"
@.str.4 = [14 x i8] c"result2 = %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 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* %2)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%10 = load i32, i32* %2
%11 = load i32, i32* %3
%12 = call i32 @euclidean_algorithm_1(i32 %10, i32 %11)
store i32 %12, i32* %4
%13 = load i32, i32* %2
%14 = load i32, i32* %3
%15 = call i32 @euclidean_algorithm_2(i32 %13, i32 %14)
store i32 %15, i32* %5
%16 = load i32, i32* %4
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.3, i64 0, i64 0), i32 %16)
%18 = load i32, i32* %5
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.4, i64 0, i64 0), i32 %18)
ret i32 0
}

LLVM IR (-O2):
@.str = [4 x i8] c"a: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [4 x i8] c"b: \00"
@.str.3 = [14 x i8] c"result1 = %d\0A\00"
@.str.4 = [14 x i8] c"result2 = %d\0A\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 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 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 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, 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 = call i32 @euclidean_algorithm_1(i32 %9, i32 %10)
%12 = load i32, i32* %1
%13 = load i32, i32* %2
%14 = call i32 @euclidean_algorithm_2(i32 %12, i32 %13)
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str.3, i64 0, i64 0), i32 %11)
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str.4, i64 0, i64 0), i32 %14)
ret i32 0
}