#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*/ printTemperature(int, int, int);
int /*<<< orphan*/ printf(char *);
int /*<<< orphan*/ scanf(char *, int *, int *, int *);
int main(int argc, char **argv) {
  int iUpper = 0, iLower = 0, iStep = 0;
  printf("This program will take the fahr upper and lower change into the "
         "celsius\n");
  printf("So now, please input the fahr upper, lower, and step.(there int "
         "data, and 0~3000)\n");
  scanf("%d %d %d", &iLower, &iUpper, &iStep);
  printTemperature(iLower, iUpper, iStep);
  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)
movl   $0x0,-0x14(%rbp)
movl   $0x0,-0x18(%rbp)
movl   $0x0,-0x1c(%rbp)
lea    0xe9e(%rip),%rdi
call   1030 <printf@plt>
lea    0xedb(%rip),%rdi
call   1030 <printf@plt>
lea    0xf22(%rip),%rdi
lea    -0x18(%rbp),%rsi
lea    -0x14(%rbp),%rdx
lea    -0x1c(%rbp),%rcx
call   1050 <scanf@plt>
mov    -0x18(%rbp),%edi
mov    -0x14(%rbp),%esi
mov    -0x1c(%rbp),%edx
call   1040 <printTemperature@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
movl   $0x0,0x14(%rsp)
movl   $0x0,0x10(%rsp)
movl   $0x0,0xc(%rsp)
lea    0xeb6(%rip),%rdi
call   1030 <puts@plt>
lea    0xef2(%rip),%rdi
call   1030 <puts@plt>
lea    0xe95(%rip),%rdi
lea    0x10(%rsp),%rsi
lea    0x14(%rsp),%rdx
lea    0xc(%rsp),%rcx
call   1050 <scanf@plt>
mov    0x10(%rsp),%edi
mov    0x14(%rsp),%esi
mov    0xc(%rsp),%edx
call   1040 <printTemperature@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [73 x i8] c"This program will take the fahr upper and lower change into the celsius\0A\00"
@.str.1 = [83 x i8] c"So now, please input the fahr upper, lower, and step.(there int data, and 0~3000)\0A\00"
@.str.2 = [9 x i8] c"%d %d %d\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
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
store i32 0, i32* %6
store i32 0, i32* %7
store i32 0, i32* %8
%9 = call i32 @printf(i8* getelementptr inbounds ([73 x i8], [73 x i8]* @.str, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([83 x i8], [83 x i8]* @.str.1, i64 0, i64 0))
%11 = call i32 @scanf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0), i32* %7, i32* %6, i32* %8)
%12 = load i32, i32* %7
%13 = load i32, i32* %6
%14 = load i32, i32* %8
%15 = call i32 @printTemperature(i32 %12, i32 %13, i32 %14)
ret i32 0
}

LLVM IR (-O2):
@.str.2 = [9 x i8] c"%d %d %d\00"
@str = [72 x i8] c"This program will take the fahr upper and lower change into the celsius\00"
@str.3 = [82 x i8] c"So now, please input the fahr upper, lower, and step.(there int data, and 0~3000)\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*
store i32 0, i32* %3
%7 = bitcast i32* %4 to i8*
store i32 0, i32* %4
%8 = bitcast i32* %5 to i8*
store i32 0, i32* %5
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([72 x i8], [72 x i8]* @str, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([82 x i8], [82 x i8]* @str.3, i64 0, i64 0))
%11 = call i32 @scanf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0), i32* %4, i32* %3, i32* %5)
%12 = load i32, i32* %4
%13 = load i32, i32* %3
%14 = load i32, i32* %5
%15 = call i32 @printTemperature(i32 %12, i32 %13, i32 %14)
ret i32 0
}