#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 *);
int main(int argc, char const *argv[]) {
  float salary;
  printf("\aEnter your desired monthly salary:");
  printf("$________\b\b\b\b\b\b\b");
  scanf("%f", &salary);
  printf("\n\t$%.2f a month is $%.2f a year.", salary, salary * 12.0);
  printf("\rGee!\n");
  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    0xecb(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xee1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xee4(%rip),%rdi
lea    -0x14(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x14(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movss  -0x14(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
movsd  0xe84(%rip),%xmm2
mulsd  %xmm2,%xmm1
lea    0xeb9(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
lea    0xecc(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xed0(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xee6(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xee9(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1050 <scanf@plt>
movss  0x4(%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
movsd  0xe90(%rip),%xmm1
mulsd  %xmm0,%xmm1
lea    0xec5(%rip),%rdi
mov    $0x2,%al
call   1040 <printf@plt>
lea    0xed8(%rip),%rdi
call   1030 <puts@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [36 x i8] c"\07Enter your desired monthly salary:\00"
@.str.1 = [17 x i8] c"$________\08\08\08\08\08\08\08\00"
@.str.2 = [3 x i8] c"%f\00"
@.str.3 = [33 x i8] c"\0A\09$%.2f a month is $%.2f a year.\00"
@.str.4 = [7 x i8] c"\0DGee!\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca float
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0))
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), float* %6)
%10 = load float, float* %6
%11 = fpext float %10 to double
%12 = load float, float* %6
%13 = fpext float %12 to double
%14 = fmul double %13, 1.200000e+01
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.3, i64 0, i64 0), double %11, double %14)
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.4, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str = [36 x i8] c"\07Enter your desired monthly salary:\00"
@.str.1 = [17 x i8] c"$________\08\08\08\08\08\08\08\00"
@.str.2 = [3 x i8] c"%f\00"
@.str.3 = [33 x i8] c"\0A\09$%.2f a month is $%.2f a year.\00"
@str = [6 x i8] c"\0DGee!\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca float
%4 = bitcast float* %3 to i8*
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0))
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0), float* %3)
%8 = load float, float* %3
%9 = fpext float %8 to double
%10 = fmul double %9, 1.200000e+01
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.3, i64 0, i64 0), double %9, double %10)
%12 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([6 x i8], [6 x i8]* @str, i64 0, i64 0))
ret i32 0
}