#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 *, float *);
double soma(float, float, float);
int main(int argc, char *argv[]) {
  float num1, num2, num3;
  printf("Digite o primeiro numero\n");
  scanf("%f", &num1);
  printf("Digite o segundo numero\n");
  scanf("%f", &num2);
  printf("Digite o terceiro numero\n");
  scanf("%f", &num3);
  printf("A soma dos tres numeros  = %.2f\n", soma(num1, num2, num3));
  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    0xeb3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xebf(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xeb2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea1(%rip),%rdi
lea    -0x18(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xead(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe83(%rip),%rdi
lea    -0x1c(%rbp),%rsi
call   1050 <scanf@plt>
movss  -0x14(%rbp),%xmm0
movss  -0x18(%rbp),%xmm1
movss  -0x1c(%rbp),%xmm2
call   1040 <soma@plt>
lea    0xe95(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xed8(%rip),%rdi
call   1030 <puts@plt>
lea    0xea8(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0xed1(%rip),%rdi
call   1030 <puts@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
lea    0xed0(%rip),%rdi
call   1030 <puts@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1060 <scanf@plt>
movss  0xc(%rsp),%xmm0
movss  0x8(%rsp),%xmm1
movss  0x4(%rsp),%xmm2
call   1050 <soma@plt>
lea    0xe4e(%rip),%rdi
mov    $0x1,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [26 x i8] c"Digite o primeiro numero\0A\00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [25 x i8] c"Digite o segundo numero\0A\00"
@.str.3 = [26 x i8] c"Digite o terceiro numero\0A\00"
@.str.4 = [33 x i8] c"A soma dos tres numeros = %.2f\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca float
%7 = alloca float
%8 = alloca float
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 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), float* %6)
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.2, i64 0, i64 0))
%12 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %7)
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.3, i64 0, i64 0))
%14 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %8)
%15 = load float, float* %6
%16 = load float, float* %7
%17 = load float, float* %8
%18 = call double @soma(float %15, float %16, float %17)
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0), double %18)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%f\00"
@.str.4 = [33 x i8] c"A soma dos tres numeros = %.2f\0A\00"
@str = [25 x i8] c"Digite o primeiro numero\00"
@str.5 = [24 x i8] c"Digite o segundo numero\00"
@str.6 = [25 x i8] c"Digite o terceiro numero\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca float
%4 = alloca float
%5 = alloca float
%6 = bitcast float* %3 to i8*
%7 = bitcast float* %4 to i8*
%8 = bitcast float* %5 to i8*
%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 ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %3)
%11 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 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), float* %4)
%13 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 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), float* %5)
%15 = load float, float* %3
%16 = load float, float* %4
%17 = load float, float* %5
%18 = call double @soma(float %15, float %16, float %17)
%19 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0), double %18)
ret i32 0
}