#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*/ assert(int);
int gcd(int, int);
void gcd_test() {
  assert(gcd(16, 12) == 4);
  assert(gcd(4525, 246) == 1);
  assert(gcd(2439852, 24351) == 3);
  assert(gcd(4904790, 2452395) == 2452395);
  assert(gcd(2147483637, 2452395) == 3);
}


x86 assembly (clang, -O0):
<gcd_test>:
push   %rbp
mov    %rsp,%rbp
mov    $0x10,%edi
mov    $0xc,%esi
call   1040 <gcd@plt>
cmp    $0x4,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <assert@plt>
mov    $0x11ad,%edi
mov    $0xf6,%esi
call   1040 <gcd@plt>
cmp    $0x1,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <assert@plt>
mov    $0x253aac,%edi
mov    $0x5f1f,%esi
call   1040 <gcd@plt>
cmp    $0x3,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <assert@plt>
mov    $0x4ad756,%edi
mov    $0x256bab,%esi
call   1040 <gcd@plt>
cmp    $0x256bab,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <assert@plt>
mov    $0x7ffffff5,%edi
mov    $0x256bab,%esi
call   1040 <gcd@plt>
cmp    $0x3,%eax
sete   %al
and    $0x1,%al
movzbl %al,%edi
call   1030 <assert@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<gcd_test>:
push   %rax
mov    $0x10,%edi
mov    $0xc,%esi
call   1040 <gcd@plt>
xor    %edi,%edi
cmp    $0x4,%eax
sete   %dil
call   1030 <assert@plt>
mov    $0x11ad,%edi
mov    $0xf6,%esi
call   1040 <gcd@plt>
xor    %edi,%edi
cmp    $0x1,%eax
sete   %dil
call   1030 <assert@plt>
mov    $0x253aac,%edi
mov    $0x5f1f,%esi
call   1040 <gcd@plt>
xor    %edi,%edi
cmp    $0x3,%eax
sete   %dil
call   1030 <assert@plt>
mov    $0x4ad756,%edi
mov    $0x256bab,%esi
call   1040 <gcd@plt>
xor    %edi,%edi
cmp    $0x256bab,%eax
sete   %dil
call   1030 <assert@plt>
mov    $0x7ffffff5,%edi
mov    $0x256bab,%esi
call   1040 <gcd@plt>
xor    %edi,%edi
cmp    $0x3,%eax
sete   %dil
pop    %rax
jmp    1030 <assert@plt>

LLVM IR (-O0):
define void @gcd_test() {
%1 = call i32 @gcd(i32 16, i32 12)
%2 = icmp eq i32 %1, 4
%3 = zext i1 %2 to i32
%4 = call i32 @assert(i32 %3)
%5 = call i32 @gcd(i32 4525, i32 246)
%6 = icmp eq i32 %5, 1
%7 = zext i1 %6 to i32
%8 = call i32 @assert(i32 %7)
%9 = call i32 @gcd(i32 2439852, i32 24351)
%10 = icmp eq i32 %9, 3
%11 = zext i1 %10 to i32
%12 = call i32 @assert(i32 %11)
%13 = call i32 @gcd(i32 4904790, i32 2452395)
%14 = icmp eq i32 %13, 2452395
%15 = zext i1 %14 to i32
%16 = call i32 @assert(i32 %15)
%17 = call i32 @gcd(i32 2147483637, i32 2452395)
%18 = icmp eq i32 %17, 3
%19 = zext i1 %18 to i32
%20 = call i32 @assert(i32 %19)
ret void
}

LLVM IR (-O2):
define void @gcd_test() {
%1 = tail call i32 @gcd(i32 16, i32 12)
%2 = icmp eq i32 %1, 4
%3 = zext i1 %2 to i32
%4 = tail call i32 @assert(i32 %3)
%5 = tail call i32 @gcd(i32 4525, i32 246)
%6 = icmp eq i32 %5, 1
%7 = zext i1 %6 to i32
%8 = tail call i32 @assert(i32 %7)
%9 = tail call i32 @gcd(i32 2439852, i32 24351)
%10 = icmp eq i32 %9, 3
%11 = zext i1 %10 to i32
%12 = tail call i32 @assert(i32 %11)
%13 = tail call i32 @gcd(i32 4904790, i32 2452395)
%14 = icmp eq i32 %13, 2452395
%15 = zext i1 %14 to i32
%16 = tail call i32 @assert(i32 %15)
%17 = tail call i32 @gcd(i32 2147483637, i32 2452395)
%18 = icmp eq i32 %17, 3
%19 = zext i1 %18 to i32
%20 = tail call i32 @assert(i32 %19)
ret void
}