#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 conv_temp_celsius(int);
int conv_temp_fahr(int);
int /*<<< orphan*/ printf(char *, ...);
int main(void) {
  int celsius, fahr;
  printf("Celsius\tFahr\n");
  for (celsius = 0; celsius <= 300; celsius += 20) {
    fahr = conv_temp_fahr(celsius);
    printf("%d\t%d\n", celsius, fahr);
  }
  printf("\n\nFahr\tCelsius\n");
  for (fahr = 0; fahr <= 300; fahr += 20) {
    celsius = conv_temp_celsius(fahr);
    printf("%d\t%d\n", fahr, celsius);
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x8(%rbp)
cmpl   $0x12c,-0x8(%rbp)
jg     118e <main+0x5e>
mov    -0x8(%rbp),%edi
call   1040 <conv_temp_fahr@plt>
mov    %eax,-0xc(%rbp)
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
lea    0xe95(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%eax
add    $0x14,%eax
mov    %eax,-0x8(%rbp)
jmp    1154 <main+0x24>
lea    0xe80(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0xc(%rbp)
cmpl   $0x12c,-0xc(%rbp)
jg     11dd <main+0xad>
mov    -0xc(%rbp),%edi
call   1050 <conv_temp_celsius@plt>
mov    %eax,-0x8(%rbp)
mov    -0xc(%rbp),%esi
mov    -0x8(%rbp),%edx
lea    0xe46(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x14,%eax
mov    %eax,-0xc(%rbp)
jmp    11a3 <main+0x73>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
lea    0xebf(%rip),%rdi
call   1030 <puts@plt>
xor    %edi,%edi
call   1050 <conv_temp_fahr@plt>
lea    0xea5(%rip),%rbx
mov    %rbx,%rdi
xor    %esi,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x14,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x14,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x28,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x28,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x3c,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x3c,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x50,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x50,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x64,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x64,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x78,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x78,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x8c,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x8c,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xa0,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0xa0,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xb4,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0xb4,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xc8,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0xc8,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xdc,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0xdc,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xf0,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0xf0,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x104,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x104,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x118,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x118,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x12c,%edi
call   1050 <conv_temp_fahr@plt>
mov    %rbx,%rdi
mov    $0x12c,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xd0f(%rip),%rdi
call   1030 <puts@plt>
xor    %edi,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
xor    %esi,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x14,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x14,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x28,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x28,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x3c,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x3c,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x50,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x50,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x64,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x64,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x78,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x78,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x8c,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x8c,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xa0,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0xa0,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xb4,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0xb4,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xc8,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0xc8,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xdc,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0xdc,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xf0,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0xf0,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x104,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x104,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x118,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x118,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0x12c,%edi
call   1060 <conv_temp_celsius@plt>
mov    %rbx,%rdi
mov    $0x12c,%esi
mov    %eax,%edx
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [14 x i8] c"Celsius\09Fahr\0A\00"
@.str.1 = [7 x i8] c"%d\09%d\0A\00"
@.str.2 = [16 x i8] c"\0A\0AFahr\09Celsius\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %2
br label %5
5: ; preds = %14, %0
%6 = load i32, i32* %2
%7 = icmp sle i32 %6, 300
br i1 %7, label %8, label %17
8: ; preds = %5
%9 = load i32, i32* %2
%10 = call i32 @conv_temp_fahr(i32 %9)
store i32 %10, i32* %3
%11 = load i32, i32* %2
%12 = load i32, i32* %3
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 %11, i32 %12)
br label %14
14: ; preds = %8
%15 = load i32, i32* %2
%16 = add nsw i32 %15, 20
store i32 %16, i32* %2
br label %5
17: ; preds = %5
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.2, i64 0, i64 0))
store i32 0, i32* %3
br label %19
19: ; preds = %28, %17
%20 = load i32, i32* %3
%21 = icmp sle i32 %20, 300
br i1 %21, label %22, label %31
22: ; preds = %19
%23 = load i32, i32* %3
%24 = call i32 @conv_temp_celsius(i32 %23)
store i32 %24, i32* %2
%25 = load i32, i32* %3
%26 = load i32, i32* %2
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 %25, i32 %26)
br label %28
28: ; preds = %22
%29 = load i32, i32* %3
%30 = add nsw i32 %29, 20
store i32 %30, i32* %3
br label %19
31: ; preds = %19
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [7 x i8] c"%d\09%d\0A\00"
@str = [13 x i8] c"Celsius\09Fahr\00"
@str.3 = [15 x i8] c"\0A\0AFahr\09Celsius\00"
define i32 @main() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @conv_temp_fahr(i32 0)
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 0, i32 %2)
%4 = tail call i32 @conv_temp_fahr(i32 20)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 20, i32 %4)
%6 = tail call i32 @conv_temp_fahr(i32 40)
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 40, i32 %6)
%8 = tail call i32 @conv_temp_fahr(i32 60)
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 60, i32 %8)
%10 = tail call i32 @conv_temp_fahr(i32 80)
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 80, i32 %10)
%12 = tail call i32 @conv_temp_fahr(i32 100)
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 100, i32 %12)
%14 = tail call i32 @conv_temp_fahr(i32 120)
%15 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 120, i32 %14)
%16 = tail call i32 @conv_temp_fahr(i32 140)
%17 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 140, i32 %16)
%18 = tail call i32 @conv_temp_fahr(i32 160)
%19 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 160, i32 %18)
%20 = tail call i32 @conv_temp_fahr(i32 180)
%21 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 180, i32 %20)
%22 = tail call i32 @conv_temp_fahr(i32 200)
%23 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 200, i32 %22)
%24 = tail call i32 @conv_temp_fahr(i32 220)
%25 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 220, i32 %24)
%26 = tail call i32 @conv_temp_fahr(i32 240)
%27 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 240, i32 %26)
%28 = tail call i32 @conv_temp_fahr(i32 260)
%29 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 260, i32 %28)
%30 = tail call i32 @conv_temp_fahr(i32 280)
%31 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 280, i32 %30)
%32 = tail call i32 @conv_temp_fahr(i32 300)
%33 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 300, i32 %32)
%34 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @str.3, i64 0, i64 0))
%35 = tail call i32 @conv_temp_celsius(i32 0)
%36 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 0, i32 %35)
%37 = tail call i32 @conv_temp_celsius(i32 20)
%38 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 20, i32 %37)
%39 = tail call i32 @conv_temp_celsius(i32 40)
%40 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 40, i32 %39)
%41 = tail call i32 @conv_temp_celsius(i32 60)
%42 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 60, i32 %41)
%43 = tail call i32 @conv_temp_celsius(i32 80)
%44 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 80, i32 %43)
%45 = tail call i32 @conv_temp_celsius(i32 100)
%46 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 100, i32 %45)
%47 = tail call i32 @conv_temp_celsius(i32 120)
%48 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 120, i32 %47)
%49 = tail call i32 @conv_temp_celsius(i32 140)
%50 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 140, i32 %49)
%51 = tail call i32 @conv_temp_celsius(i32 160)
%52 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 160, i32 %51)
%53 = tail call i32 @conv_temp_celsius(i32 180)
%54 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 180, i32 %53)
%55 = tail call i32 @conv_temp_celsius(i32 200)
%56 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 200, i32 %55)
%57 = tail call i32 @conv_temp_celsius(i32 220)
%58 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 220, i32 %57)
%59 = tail call i32 @conv_temp_celsius(i32 240)
%60 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 240, i32 %59)
%61 = tail call i32 @conv_temp_celsius(i32 260)
%62 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 260, i32 %61)
%63 = tail call i32 @conv_temp_celsius(i32 280)
%64 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 280, i32 %63)
%65 = tail call i32 @conv_temp_celsius(i32 300)
%66 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), i32 300, i32 %65)
ret i32 0
}