#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 */
const char *get_region_name_AF(int region_code) {
  switch (region_code) {
  case 1:
    return "Badakhshan";
  case 2:
    return "Badghis";
  case 3:
    return "Baghlan";
  case 5:
    return "Bamian";
  case 6:
    return "Farah";
  case 7:
    return "Faryab";
  case 8:
    return "Ghazni";
  case 9:
    return "Ghowr";
  case 10:
    return "Helmand";
  case 11:
    return "Herat";
  case 13:
    return "Kabol";
  case 14:
    return "Kapisa";
  case 17:
    return "Lowgar";
  case 18:
    return "Nangarhar";
  case 19:
    return "Nimruz";
  case 23:
    return "Kandahar";
  case 24:
    return "Kondoz";
  case 26:
    return "Takhar";
  case 27:
    return "Vardak";
  case 28:
    return "Zabol";
  case 29:
    return "Paktika";
  case 30:
    return "Balkh";
  case 31:
    return "Jowzjan";
  case 32:
    return "Samangan";
  case 33:
    return "Sar-e Pol";
  case 34:
    return "Konar";
  case 35:
    return "Laghman";
  case 36:
    return "Paktia";
  case 37:
    return "Khowst";
  case 38:
    return "Nurestan";
  case 39:
    return "Oruzgan";
  case 40:
    return "Parvan";
  case 41:
    return "Daykondi";
  case 42:
    return "Panjshir";
  default:
    return NULL;
  }
}


x86 assembly (clang, -O0):
<get_region_name_AF>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0xc(%rbp)
mov    -0xc(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,%ecx
mov    %rcx,-0x18(%rbp)
sub    $0x29,%eax
ja     1350 <get_region_name_AF+0x250>
mov    -0x18(%rbp),%rax
lea    0xed9(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
lea    0xf71(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf6c(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf64(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf5c(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf53(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf49(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf40(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf37(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf2d(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf25(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf1b(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf11(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xf08(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xeff(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xef9(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xef0(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xee9(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xee0(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xed7(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xece(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xec4(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xebc(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xeb2(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xeaa(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xea3(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe9d(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe93(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe8b(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe82(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe79(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe72(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe6a(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe61(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
lea    0xe5a(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1358 <get_region_name_AF+0x258>
movq   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%rax
pop    %rbp
ret

x86 assembly (clang, -O2):
<get_region_name_AF>:
add    $0xffffffff,%edi
cmp    $0x29,%edi
ja     1117 <get_region_name_AF+0x17>
movslq %edi,%rax
lea    0x2bee(%rip),%rcx
mov    (%rcx,%rax,8),%rax
ret
xor    %eax,%eax
ret

LLVM IR (-O0):
@.str = [11 x i8] c"Badakhshan\00"
@.str.1 = [8 x i8] c"Badghis\00"
@.str.2 = [8 x i8] c"Baghlan\00"
@.str.3 = [7 x i8] c"Bamian\00"
@.str.4 = [6 x i8] c"Farah\00"
@.str.5 = [7 x i8] c"Faryab\00"
@.str.6 = [7 x i8] c"Ghazni\00"
@.str.7 = [6 x i8] c"Ghowr\00"
@.str.8 = [8 x i8] c"Helmand\00"
@.str.9 = [6 x i8] c"Herat\00"
@.str.10 = [6 x i8] c"Kabol\00"
@.str.11 = [7 x i8] c"Kapisa\00"
@.str.12 = [7 x i8] c"Lowgar\00"
@.str.13 = [10 x i8] c"Nangarhar\00"
@.str.14 = [7 x i8] c"Nimruz\00"
@.str.15 = [9 x i8] c"Kandahar\00"
@.str.16 = [7 x i8] c"Kondoz\00"
@.str.17 = [7 x i8] c"Takhar\00"
@.str.18 = [7 x i8] c"Vardak\00"
@.str.19 = [6 x i8] c"Zabol\00"
@.str.20 = [8 x i8] c"Paktika\00"
@.str.21 = [6 x i8] c"Balkh\00"
@.str.22 = [8 x i8] c"Jowzjan\00"
@.str.23 = [9 x i8] c"Samangan\00"
@.str.24 = [10 x i8] c"Sar-e Pol\00"
@.str.25 = [6 x i8] c"Konar\00"
@.str.26 = [8 x i8] c"Laghman\00"
@.str.27 = [7 x i8] c"Paktia\00"
@.str.28 = [7 x i8] c"Khowst\00"
@.str.29 = [9 x i8] c"Nurestan\00"
@.str.30 = [8 x i8] c"Oruzgan\00"
@.str.31 = [7 x i8] c"Parvan\00"
@.str.32 = [9 x i8] c"Daykondi\00"
@.str.33 = [9 x i8] c"Panjshir\00"
define i8* @get_region_name_AF(i32 %0) {
%2 = alloca i8*
%3 = alloca i32
store i32 %0, i32* %3
%4 = load i32, i32* %3
switch i32 %4, label %39 [
i32 1, label %5
i32 2, label %6
i32 3, label %7
i32 5, label %8
i32 6, label %9
i32 7, label %10
i32 8, label %11
i32 9, label %12
i32 10, label %13
i32 11, label %14
i32 13, label %15
i32 14, label %16
i32 17, label %17
i32 18, label %18
i32 19, label %19
i32 23, label %20
i32 24, label %21
i32 26, label %22
i32 27, label %23
i32 28, label %24
i32 29, label %25
i32 30, label %26
i32 31, label %27
i32 32, label %28
i32 33, label %29
i32 34, label %30
i32 35, label %31
i32 36, label %32
i32 37, label %33
i32 38, label %34
i32 39, label %35
i32 40, label %36
i32 41, label %37
i32 42, label %38
]
5: ; preds = %1
store i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i8** %2
br label %40
6: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), i8** %2
br label %40
7: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0), i8** %2
br label %40
8: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0), i8** %2
br label %40
9: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.4, i64 0, i64 0), i8** %2
br label %40
10: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.5, i64 0, i64 0), i8** %2
br label %40
11: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.6, i64 0, i64 0), i8** %2
br label %40
12: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.7, i64 0, i64 0), i8** %2
br label %40
13: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.8, i64 0, i64 0), i8** %2
br label %40
14: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.9, i64 0, i64 0), i8** %2
br label %40
15: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.10, i64 0, i64 0), i8** %2
br label %40
16: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.11, i64 0, i64 0), i8** %2
br label %40
17: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.12, i64 0, i64 0), i8** %2
br label %40
18: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.13, i64 0, i64 0), i8** %2
br label %40
19: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.14, i64 0, i64 0), i8** %2
br label %40
20: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.15, i64 0, i64 0), i8** %2
br label %40
21: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.16, i64 0, i64 0), i8** %2
br label %40
22: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.17, i64 0, i64 0), i8** %2
br label %40
23: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.18, i64 0, i64 0), i8** %2
br label %40
24: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.19, i64 0, i64 0), i8** %2
br label %40
25: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.20, i64 0, i64 0), i8** %2
br label %40
26: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.21, i64 0, i64 0), i8** %2
br label %40
27: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.22, i64 0, i64 0), i8** %2
br label %40
28: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.23, i64 0, i64 0), i8** %2
br label %40
29: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.24, i64 0, i64 0), i8** %2
br label %40
30: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.25, i64 0, i64 0), i8** %2
br label %40
31: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.26, i64 0, i64 0), i8** %2
br label %40
32: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.27, i64 0, i64 0), i8** %2
br label %40
33: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.28, i64 0, i64 0), i8** %2
br label %40
34: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.29, i64 0, i64 0), i8** %2
br label %40
35: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.30, i64 0, i64 0), i8** %2
br label %40
36: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.31, i64 0, i64 0), i8** %2
br label %40
37: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.32, i64 0, i64 0), i8** %2
br label %40
38: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.33, i64 0, i64 0), i8** %2
br label %40
39: ; preds = %1
store i8* null, i8** %2
br label %40
40: ; preds = %39, %38, %37, %36, %35, %34, %33, %32, %31, %30, %29, %28, %27, %26, %25, %24, %23, %22, %21, %20, %19, %18, %17, %16, %15, %14, %13, %12, %11, %10, %9, %8, %7, %6, %5
%41 = load i8*, i8** %2
ret i8* %41
}

LLVM IR (-O2):
@.str = [11 x i8] c"Badakhshan\00"
@.str.1 = [8 x i8] c"Badghis\00"
@.str.2 = [8 x i8] c"Baghlan\00"
@.str.3 = [7 x i8] c"Bamian\00"
@.str.4 = [6 x i8] c"Farah\00"
@.str.5 = [7 x i8] c"Faryab\00"
@.str.6 = [7 x i8] c"Ghazni\00"
@.str.7 = [6 x i8] c"Ghowr\00"
@.str.8 = [8 x i8] c"Helmand\00"
@.str.9 = [6 x i8] c"Herat\00"
@.str.10 = [6 x i8] c"Kabol\00"
@.str.11 = [7 x i8] c"Kapisa\00"
@.str.12 = [7 x i8] c"Lowgar\00"
@.str.13 = [10 x i8] c"Nangarhar\00"
@.str.14 = [7 x i8] c"Nimruz\00"
@.str.15 = [9 x i8] c"Kandahar\00"
@.str.16 = [7 x i8] c"Kondoz\00"
@.str.17 = [7 x i8] c"Takhar\00"
@.str.18 = [7 x i8] c"Vardak\00"
@.str.19 = [6 x i8] c"Zabol\00"
@.str.20 = [8 x i8] c"Paktika\00"
@.str.21 = [6 x i8] c"Balkh\00"
@.str.22 = [8 x i8] c"Jowzjan\00"
@.str.23 = [9 x i8] c"Samangan\00"
@.str.24 = [10 x i8] c"Sar-e Pol\00"
@.str.25 = [6 x i8] c"Konar\00"
@.str.26 = [8 x i8] c"Laghman\00"
@.str.27 = [7 x i8] c"Paktia\00"
@.str.28 = [7 x i8] c"Khowst\00"
@.str.29 = [9 x i8] c"Nurestan\00"
@.str.30 = [8 x i8] c"Oruzgan\00"
@.str.31 = [7 x i8] c"Parvan\00"
@.str.32 = [9 x i8] c"Daykondi\00"
@.str.33 = [9 x i8] c"Panjshir\00"
@switch.table.get_region_name_AF = [42 x i8*] [i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0), i8* null, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.3, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.4, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.5, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.6, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.7, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.8, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.9, i64 0, i64 0), i8* null, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.10, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.11, i64 0, i64 0), i8* null, i8* null, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.12, i64 0, i64 0), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.13, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.14, i64 0, i64 0), i8* null, i8* null, i8* null, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.15, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.16, i64 0, i64 0), i8* null, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.17, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.18, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.19, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.20, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.21, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.22, i64 0, i64 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.23, i64 0, i64 0), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.24, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.25, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.26, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.27, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.28, i64 0, i64 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.29, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.30, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.31, i64 0, i64 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.32, i64 0, i64 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.33, i64 0, i64 0)]
define i8* @get_region_name_AF(i32 %0) {
%2 = add i32 %0, -1
%3 = icmp ult i32 %2, 42
br i1 %3, label %4, label %8
4: ; preds = %1
%5 = sext i32 %2 to i64
%6 = getelementptr inbounds [42 x i8*], [42 x i8*]* @switch.table.get_region_name_AF, i64 0, i64 %5
%7 = load i8*, i8** %6
br label %8
8: ; preds = %1, %4
%9 = phi i8* [ %7, %4 ], [ null, %1 ]
ret i8* %9
}