#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(char *, int *);
int main(int argc, const char *argv[]) {
  int n1, n2, n3, maior;
  printf("Insira o primeiro numero: \n");
  scanf("%d", &n1);
  printf("Insira o segundo numero: \n");
  scanf("%d", &n2);
  printf("Insira o terceiro numero: \n");
  scanf("%d", &n3);
  if (n1 > n2) {
    if (n1 > n3) {
      printf("%d é o maior\n", n1);
    } else {
      printf("%d é o maior\n", n3);
    }
  } else {
    if (n2 > n3) {
      printf("%d é o maior\n", n2);
    } else {
      printf("%d é o maior\n", n3);
    }
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
lea    0xec3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed1(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xec4(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb3(%rip),%rdi
lea    -0x18(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xec1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe95(%rip),%rdi
lea    -0x1c(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x14(%rbp),%eax
cmp    -0x18(%rbp),%eax
jle    11d4 <main+0xb4>
mov    -0x14(%rbp),%eax
cmp    -0x1c(%rbp),%eax
jle    11be <main+0x9e>
mov    -0x14(%rbp),%esi
lea    0xea4(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    11cf <main+0xaf>
mov    -0x1c(%rbp),%esi
lea    0xe8e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    120c <main+0xec>
mov    -0x18(%rbp),%eax
cmp    -0x1c(%rbp),%eax
jle    11f6 <main+0xd6>
mov    -0x18(%rbp),%esi
lea    0xe6c(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1207 <main+0xe7>
mov    -0x1c(%rbp),%esi
lea    0xe56(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    120c <main+0xec>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xed6(%rip),%rdi
call   1030 <puts@plt>
lea    0xeb8(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xed1(%rip),%rdi
call   1030 <puts@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xed2(%rip),%rdi
call   1030 <puts@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
mov    0xc(%rsp),%eax
mov    0x8(%rsp),%esi
cmp    %esi,%eax
cmovg  %eax,%esi
mov    0x4(%rsp),%eax
cmp    %eax,%esi
cmovle %eax,%esi
lea    0xe5f(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [28 x i8] c"Insira o primeiro numero: \0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [27 x i8] c"Insira o segundo numero: \0A\00"
@.str.3 = [28 x i8] c"Insira o terceiro numero: \0A\00"
@.str.4 = [15 x i8] c"%d \C3\A9 o maior\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
%9 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str, i64 0, i64 0))
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %6)
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.2, i64 0, i64 0))
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %7)
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.3, i64 0, i64 0))
%15 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %8)
%16 = load i32, i32* %6
%17 = load i32, i32* %7
%18 = icmp sgt i32 %16, %17
br i1 %18, label %19, label %30
19: ; preds = %2
%20 = load i32, i32* %6
%21 = load i32, i32* %8
%22 = icmp sgt i32 %20, %21
br i1 %22, label %23, label %26
23: ; preds = %19
%24 = load i32, i32* %6
%25 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i32 %24)
br label %29
26: ; preds = %19
%27 = load i32, i32* %8
%28 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i32 %27)
br label %29
29: ; preds = %26, %23
br label %41
30: ; preds = %2
%31 = load i32, i32* %7
%32 = load i32, i32* %8
%33 = icmp sgt i32 %31, %32
br i1 %33, label %34, label %37
34: ; preds = %30
%35 = load i32, i32* %7
%36 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i32 %35)
br label %40
37: ; preds = %30
%38 = load i32, i32* %8
%39 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i32 %38)
br label %40
40: ; preds = %37, %34
br label %41
41: ; preds = %40, %29
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.4 = [15 x i8] c"%d \C3\A9 o maior\0A\00"
@str = [27 x i8] c"Insira o primeiro numero: \00"
@str.5 = [26 x i8] c"Insira o segundo numero: \00"
@str.6 = [27 x i8] c"Insira o terceiro numero: \00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
%6 = bitcast i32* %3 to i8*
%7 = bitcast i32* %4 to i8*
%8 = bitcast i32* %5 to i8*
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @str, i64 0, i64 0))
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%11 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @str.5, i64 0, i64 0))
%12 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%13 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @str.6, i64 0, i64 0))
%14 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %5)
%15 = load i32, i32* %3
%16 = load i32, i32* %4
%17 = icmp sgt i32 %15, %16
%18 = load i32, i32* %5
%19 = select i1 %17, i32 %15, i32 %16
%20 = icmp sgt i32 %19, %18
%21 = select i1 %20, i32 %19, i32 %18
%22 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.4, i64 0, i64 0), i32 %21)
ret i32 0
}