#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(char *, char *, int);
double GetRelHumFromHumRatio(double, double, double);
int GetSatVapPres(double);
double GetVaporPressureDeficit(double TDryBulb, double HumRatio,
                               double Pressure) {
  double RelHum;
  if (!(HumRatio >= 0.)) {
    Assert("Humidity ratio is negative",
           "/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/"
           "2022-01-22/02-19-57/repos/psychrometrics/psychrolib/refs/heads/"
           "master/src/c/psychrolib.c",
           823);
  }
  RelHum = GetRelHumFromHumRatio(TDryBulb, HumRatio, Pressure);
  return GetSatVapPres(TDryBulb) * (1. - RelHum);
}


x86 assembly (clang, -O0):
<GetVaporPressureDeficit>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movsd  %xmm0,-0x8(%rbp)
movsd  %xmm1,-0x10(%rbp)
movsd  %xmm2,-0x18(%rbp)
movsd  -0x10(%rbp),%xmm0
xorps  %xmm1,%xmm1
ucomisd %xmm1,%xmm0
jae    1171 <GetVaporPressureDeficit+0x41>
lea    0xea8(%rip),%rdi
lea    0xebc(%rip),%rsi
mov    $0x337,%edx
call   1040 <Assert@plt>
movsd  -0x8(%rbp),%xmm0
movsd  -0x10(%rbp),%xmm1
movsd  -0x18(%rbp),%xmm2
call   1050 <GetRelHumFromHumRatio@plt>
movsd  %xmm0,-0x20(%rbp)
movsd  -0x8(%rbp),%xmm0
call   1030 <GetSatVapPres@plt>
cvtsi2sd %eax,%xmm0
movsd  0xe60(%rip),%xmm1
subsd  -0x20(%rbp),%xmm1
mulsd  %xmm1,%xmm0
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<GetVaporPressureDeficit>:
sub    $0x18,%rsp
movsd  %xmm0,0x8(%rsp)
xorpd  %xmm0,%xmm0
ucomisd %xmm0,%xmm1
jae    1172 <GetVaporPressureDeficit+0x42>
lea    0xebd(%rip),%rdi
lea    0xed1(%rip),%rsi
mov    $0x337,%edx
movsd  %xmm2,(%rsp)
movsd  %xmm1,0x10(%rsp)
call   1040 <Assert@plt>
movsd  0x10(%rsp),%xmm1
movsd  (%rsp),%xmm2
movsd  0x8(%rsp),%xmm0
call   1050 <GetRelHumFromHumRatio@plt>
movsd  %xmm0,(%rsp)
movsd  0x8(%rsp),%xmm0
call   1030 <GetSatVapPres@plt>
xorps  %xmm1,%xmm1
cvtsi2sd %eax,%xmm1
movsd  0xe64(%rip),%xmm0
subsd  (%rsp),%xmm0
mulsd  %xmm1,%xmm0
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [27 x i8] c"Humidity ratio is negative\00"
@.str.1 = [153 x i8] c"/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/psychrometrics/psychrolib/refs/heads/master/src/c/psychrolib.c\00"
define double @GetVaporPressureDeficit(double %0, double %1, double %2) {
%4 = alloca double
%5 = alloca double
%6 = alloca double
%7 = alloca double
store double %0, double* %4
store double %1, double* %5
store double %2, double* %6
%8 = load double, double* %5
%9 = fcmp oge double %8, 0.000000e+00
br i1 %9, label %12, label %10
10: ; preds = %3
%11 = call i32 @Assert(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([153 x i8], [153 x i8]* @.str.1, i64 0, i64 0), i32 823)
br label %12
12: ; preds = %10, %3
%13 = load double, double* %4
%14 = load double, double* %5
%15 = load double, double* %6
%16 = call double @GetRelHumFromHumRatio(double %13, double %14, double %15)
store double %16, double* %7
%17 = load double, double* %4
%18 = call i32 @GetSatVapPres(double %17)
%19 = sitofp i32 %18 to double
%20 = load double, double* %7
%21 = fsub double 1.000000e+00, %20
%22 = fmul double %19, %21
ret double %22
}

LLVM IR (-O2):
@.str = [27 x i8] c"Humidity ratio is negative\00"
@.str.1 = [153 x i8] c"/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/psychrometrics/psychrolib/refs/heads/master/src/c/psychrolib.c\00"
define double @GetVaporPressureDeficit(double %0, double %1, double %2) {
%4 = fcmp ult double %1, 0.000000e+00
br i1 %4, label %5, label %7
5: ; preds = %3
%6 = tail call i32 @Assert(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([153 x i8], [153 x i8]* @.str.1, i64 0, i64 0), i32 823)
br label %7
7: ; preds = %5, %3
%8 = tail call double @GetRelHumFromHumRatio(double %0, double %1, double %2)
%9 = tail call i32 @GetSatVapPres(double %0)
%10 = sitofp i32 %9 to double
%11 = fsub double 1.000000e+00, %8
%12 = fmul double %11, %10
ret double %12
}