#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*/ reduce(int, int, int *, int *);
int /*<<< orphan*/ scanf(char *, int *, int *);
int main(void) {
  int numerator = 0, denominator = 1, reduced_numerator = 0,
      reduced_denominator = 1;
  printf("enter a fraction:(xx/xx)\n");
  scanf("%d/%d", &numerator, &denominator);
  reduce(numerator, denominator, &reduced_numerator, &reduced_denominator);
  printf("in lowest terms: %d/%d\n", reduced_numerator, reduced_denominator);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x1,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
movl   $0x1,-0x14(%rbp)
lea    0xe9e(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xeaa(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
call   1050 <scanf@plt>
mov    -0x8(%rbp),%edi
mov    -0xc(%rbp),%esi
lea    -0x10(%rbp),%rdx
lea    -0x14(%rbp),%rcx
call   1030 <reduce@plt>
mov    -0x10(%rbp),%esi
mov    -0x14(%rbp),%edx
lea    0xe83(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
movl   $0x0,0x14(%rsp)
movl   $0x1,0x10(%rsp)
movl   $0x0,0xc(%rsp)
movl   $0x1,0x8(%rsp)
lea    0xeb3(%rip),%rdi
call   1030 <puts@plt>
lea    0xe89(%rip),%rdi
lea    0x14(%rsp),%rsi
lea    0x10(%rsp),%rdx
call   1060 <scanf@plt>
mov    0x14(%rsp),%edi
mov    0x10(%rsp),%esi
lea    0xc(%rsp),%rdx
lea    0x8(%rsp),%rcx
call   1040 <reduce@plt>
mov    0xc(%rsp),%esi
mov    0x8(%rsp),%edx
lea    0xe5a(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [26 x i8] c"enter a fraction:(xx/xx)\0A\00"
@.str.1 = [6 x i8] c"%d/%d\00"
@.str.2 = [24 x i8] c"in lowest terms: %d/%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
store i32 0, i32* %2
store i32 1, i32* %3
store i32 0, i32* %4
store i32 1, i32* %5
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i32* %2, i32* %3)
%8 = load i32, i32* %2
%9 = load i32, i32* %3
%10 = call i32 @reduce(i32 %8, i32 %9, i32* %4, i32* %5)
%11 = load i32, i32* %4
%12 = load i32, i32* %5
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.2, i64 0, i64 0), i32 %11, i32 %12)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [6 x i8] c"%d/%d\00"
@.str.2 = [24 x i8] c"in lowest terms: %d/%d\0A\00"
@str = [25 x i8] c"enter a fraction:(xx/xx)\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%6 = bitcast i32* %2 to i8*
store i32 1, i32* %2
%7 = bitcast i32* %3 to i8*
store i32 0, i32* %3
%8 = bitcast i32* %4 to i8*
store i32 1, i32* %4
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str, i64 0, i64 0))
%10 = call i32 @scanf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i32* %1, i32* %2)
%11 = load i32, i32* %1
%12 = load i32, i32* %2
%13 = call i32 @reduce(i32 %11, i32 %12, i32* %3, i32* %4)
%14 = load i32, i32* %3
%15 = load i32, i32* %4
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @.str.2, i64 0, i64 0), i32 %14, i32 %15)
ret i32 0
}