#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_s(char *, int *, int *, int);
int main(void) {
  int x = 0, y = 0;
  printf("enter two integers: ");
  scanf_s("%d %d", &x, &y, 2);
  printf("The bigger one is %d.\n", ((x) > (y) ? (x) : (y)));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
lea    0xebc(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec3(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
mov    $0x2,%ecx
call   1040 <scanf_s@plt>
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jle    117b <main+0x5b>
mov    -0x8(%rbp),%eax
mov    %eax,-0x10(%rbp)
jmp    1181 <main+0x61>
mov    -0xc(%rbp),%eax
mov    %eax,-0x10(%rbp)
mov    -0x10(%rbp),%esi
lea    0xe90(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
movl   $0x0,0x4(%rsp)
movl   $0x0,(%rsp)
lea    0xec9(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xed0(%rip),%rdi
lea    0x4(%rsp),%rsi
mov    %rsp,%rdx
mov    $0x2,%ecx
call   1040 <scanf_s@plt>
mov    0x4(%rsp),%eax
mov    (%rsp),%esi
cmp    %esi,%eax
cmovg  %eax,%esi
lea    0xeb1(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [21 x i8] c"enter two integers: \00"
@.str.1 = [6 x i8] c"%d %d\00"
@.str.2 = [23 x i8] c"The bigger one is %d.\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
store i32 0, i32* %3
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0))
%5 = call i32 @scanf_s(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i32* %2, i32* %3, i32 2)
%6 = load i32, i32* %2
%7 = load i32, i32* %3
%8 = icmp sgt i32 %6, %7
br i1 %8, label %9, label %11
9: ; preds = %0
%10 = load i32, i32* %2
br label %13
11: ; preds = %0
%12 = load i32, i32* %3
br label %13
13: ; preds = %11, %9
%14 = phi i32 [ %10, %9 ], [ %12, %11 ]
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.2, i64 0, i64 0), i32 %14)
ret i32 0
}

LLVM IR (-O2):
@.str = [21 x i8] c"enter two integers: \00"
@.str.1 = [6 x i8] c"%d %d\00"
@.str.2 = [23 x i8] c"The bigger one is %d.\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%4 = bitcast i32* %2 to i8*
store i32 0, i32* %2
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf_s(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i32* %1, i32* %2, i32 2)
%7 = load i32, i32* %1
%8 = load i32, i32* %2
%9 = icmp sgt i32 %7, %8
%10 = select i1 %9, i32 %7, i32 %8
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([23 x i8], [23 x i8]* @.str.2, i64 0, i64 0), i32 %10)
ret i32 0
}