#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_IE(int region_code) {
  switch (region_code) {
  case 1:
    return "Carlow";
  case 2:
    return "Cavan";
  case 3:
    return "Clare";
  case 4:
    return "Cork";
  case 6:
    return "Donegal";
  case 7:
    return "Dublin";
  case 10:
    return "Galway";
  case 11:
    return "Kerry";
  case 12:
    return "Kildare";
  case 13:
    return "Kilkenny";
  case 14:
    return "Leitrim";
  case 15:
    return "Laois";
  case 16:
    return "Limerick";
  case 18:
    return "Longford";
  case 19:
    return "Louth";
  case 20:
    return "Mayo";
  case 21:
    return "Meath";
  case 22:
    return "Monaghan";
  case 23:
    return "Offaly";
  case 24:
    return "Roscommon";
  case 25:
    return "Sligo";
  case 26:
    return "Tipperary";
  case 27:
    return "Waterford";
  case 29:
    return "Westmeath";
  case 30:
    return "Wexford";
  case 31:
    return "Wicklow";
  default:
    return NULL;
  }
}


x86 assembly (clang, -O0):
<get_region_name_IE>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0xc(%rbp)
mov    -0xc(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,%ecx
mov    %rcx,-0x18(%rbp)
sub    $0x1e,%eax
ja     12d0 <get_region_name_IE+0x1d0>
mov    -0x18(%rbp),%rax
lea    0xed9(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
lea    0xf45(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xf3c(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xf32(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xf28(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xf1d(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xf15(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xf0c(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xf03(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xef9(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xef1(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xeea(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xee2(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xed8(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xed1(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xeca(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xec0(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xeb5(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xeab(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xea4(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xe9b(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xe95(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xe8b(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xe85(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xe7f(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xe79(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
lea    0xe71(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    12d8 <get_region_name_IE+0x1d8>
movq   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%rax
pop    %rbp
ret

x86 assembly (clang, -O2):
<get_region_name_IE>:
add    $0xffffffff,%edi
cmp    $0x1e,%edi
ja     1117 <get_region_name_IE+0x17>
movslq %edi,%rax
lea    0x2c46(%rip),%rcx
mov    (%rcx,%rax,8),%rax
ret
xor    %eax,%eax
ret

LLVM IR (-O0):
@.str = [7 x i8] c"Carlow\00"
@.str.1 = [6 x i8] c"Cavan\00"
@.str.2 = [6 x i8] c"Clare\00"
@.str.3 = [5 x i8] c"Cork\00"
@.str.4 = [8 x i8] c"Donegal\00"
@.str.5 = [7 x i8] c"Dublin\00"
@.str.6 = [7 x i8] c"Galway\00"
@.str.7 = [6 x i8] c"Kerry\00"
@.str.8 = [8 x i8] c"Kildare\00"
@.str.9 = [9 x i8] c"Kilkenny\00"
@.str.10 = [8 x i8] c"Leitrim\00"
@.str.11 = [6 x i8] c"Laois\00"
@.str.12 = [9 x i8] c"Limerick\00"
@.str.13 = [9 x i8] c"Longford\00"
@.str.14 = [6 x i8] c"Louth\00"
@.str.15 = [5 x i8] c"Mayo\00"
@.str.16 = [6 x i8] c"Meath\00"
@.str.17 = [9 x i8] c"Monaghan\00"
@.str.18 = [7 x i8] c"Offaly\00"
@.str.19 = [10 x i8] c"Roscommon\00"
@.str.20 = [6 x i8] c"Sligo\00"
@.str.21 = [10 x i8] c"Tipperary\00"
@.str.22 = [10 x i8] c"Waterford\00"
@.str.23 = [10 x i8] c"Westmeath\00"
@.str.24 = [8 x i8] c"Wexford\00"
@.str.25 = [8 x i8] c"Wicklow\00"
define i8* @get_region_name_IE(i32 %0) {
%2 = alloca i8*
%3 = alloca i32
store i32 %0, i32* %3
%4 = load i32, i32* %3
switch i32 %4, label %31 [
i32 1, label %5
i32 2, label %6
i32 3, label %7
i32 4, label %8
i32 6, label %9
i32 7, label %10
i32 10, label %11
i32 11, label %12
i32 12, label %13
i32 13, label %14
i32 14, label %15
i32 15, label %16
i32 16, label %17
i32 18, label %18
i32 19, label %19
i32 20, label %20
i32 21, label %21
i32 22, label %22
i32 23, label %23
i32 24, label %24
i32 25, label %25
i32 26, label %26
i32 27, label %27
i32 29, label %28
i32 30, label %29
i32 31, label %30
]
5: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0), i8** %2
br label %32
6: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i8** %2
br label %32
7: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i8** %2
br label %32
8: ; preds = %1
store i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.3, i64 0, i64 0), i8** %2
br label %32
9: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.4, i64 0, i64 0), i8** %2
br label %32
10: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.5, i64 0, i64 0), i8** %2
br label %32
11: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.6, i64 0, i64 0), i8** %2
br label %32
12: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.7, i64 0, i64 0), i8** %2
br label %32
13: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.8, i64 0, i64 0), i8** %2
br label %32
14: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.9, i64 0, i64 0), i8** %2
br label %32
15: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.10, i64 0, i64 0), i8** %2
br label %32
16: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.11, i64 0, i64 0), i8** %2
br label %32
17: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.12, i64 0, i64 0), i8** %2
br label %32
18: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.13, i64 0, i64 0), i8** %2
br label %32
19: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.14, i64 0, i64 0), i8** %2
br label %32
20: ; preds = %1
store i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.15, i64 0, i64 0), i8** %2
br label %32
21: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.16, i64 0, i64 0), i8** %2
br label %32
22: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.17, i64 0, i64 0), i8** %2
br label %32
23: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.18, i64 0, i64 0), i8** %2
br label %32
24: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.19, i64 0, i64 0), i8** %2
br label %32
25: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.20, i64 0, i64 0), i8** %2
br label %32
26: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.21, i64 0, i64 0), i8** %2
br label %32
27: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.22, i64 0, i64 0), i8** %2
br label %32
28: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.23, i64 0, i64 0), i8** %2
br label %32
29: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.24, i64 0, i64 0), i8** %2
br label %32
30: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.25, i64 0, i64 0), i8** %2
br label %32
31: ; preds = %1
store i8* null, i8** %2
br label %32
32: ; preds = %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
%33 = load i8*, i8** %2
ret i8* %33
}

LLVM IR (-O2):
@.str = [7 x i8] c"Carlow\00"
@.str.1 = [6 x i8] c"Cavan\00"
@.str.2 = [6 x i8] c"Clare\00"
@.str.3 = [5 x i8] c"Cork\00"
@.str.4 = [8 x i8] c"Donegal\00"
@.str.5 = [7 x i8] c"Dublin\00"
@.str.6 = [7 x i8] c"Galway\00"
@.str.7 = [6 x i8] c"Kerry\00"
@.str.8 = [8 x i8] c"Kildare\00"
@.str.9 = [9 x i8] c"Kilkenny\00"
@.str.10 = [8 x i8] c"Leitrim\00"
@.str.11 = [6 x i8] c"Laois\00"
@.str.12 = [9 x i8] c"Limerick\00"
@.str.13 = [9 x i8] c"Longford\00"
@.str.14 = [6 x i8] c"Louth\00"
@.str.15 = [5 x i8] c"Mayo\00"
@.str.16 = [6 x i8] c"Meath\00"
@.str.17 = [9 x i8] c"Monaghan\00"
@.str.18 = [7 x i8] c"Offaly\00"
@.str.19 = [10 x i8] c"Roscommon\00"
@.str.20 = [6 x i8] c"Sligo\00"
@.str.21 = [10 x i8] c"Tipperary\00"
@.str.22 = [10 x i8] c"Waterford\00"
@.str.23 = [10 x i8] c"Westmeath\00"
@.str.24 = [8 x i8] c"Wexford\00"
@.str.25 = [8 x i8] c"Wicklow\00"
@switch.table.get_region_name_IE = [31 x i8*] [i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.2, i64 0, i64 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.3, i64 0, i64 0), i8* null, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.4, i64 0, i64 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.5, i64 0, i64 0), i8* null, i8* null, 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 ([9 x i8], [9 x i8]* @.str.9, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.10, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.11, i64 0, i64 0), i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.12, i64 0, i64 0), i8* null, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.13, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.14, i64 0, i64 0), i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.15, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.16, i64 0, i64 0), i8* getelementptr inbounds ([9 x i8], [9 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 ([10 x i8], [10 x i8]* @.str.19, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.20, i64 0, i64 0), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.21, i64 0, i64 0), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.22, i64 0, i64 0), i8* null, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.23, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.24, i64 0, i64 0), i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.25, i64 0, i64 0)]
define i8* @get_region_name_IE(i32 %0) {
%2 = add i32 %0, -1
%3 = icmp ult i32 %2, 31
br i1 %3, label %4, label %8
4: ; preds = %1
%5 = sext i32 %2 to i64
%6 = getelementptr inbounds [31 x i8*], [31 x i8*]* @switch.table.get_region_name_IE, 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
}