#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_GY(int region_code) {
  switch (region_code) {
  case 10:
    return "Barima-Waini";
  case 11:
    return "Cuyuni-Mazaruni";
  case 12:
    return "Demerara-Mahaica";
  case 13:
    return "East Berbice-Corentyne";
  case 14:
    return "Essequibo Islands-West Demerara";
  case 15:
    return "Mahaica-Berbice";
  case 16:
    return "Pomeroon-Supenaam";
  case 17:
    return "Potaro-Siparuni";
  case 18:
    return "Upper Demerara-Berbice";
  case 19:
    return "Upper Takutu-Upper Essequibo";
  default:
    return NULL;
  }
}


x86 assembly (clang, -O0):
<get_region_name_GY>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0xc(%rbp)
mov    -0xc(%rbp),%eax
add    $0xfffffff6,%eax
mov    %eax,%ecx
mov    %rcx,-0x18(%rbp)
sub    $0x9,%eax
ja     11d0 <get_region_name_GY+0xd0>
mov    -0x18(%rbp),%rax
lea    0xed9(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
lea    0xef1(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xeee(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xeee(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xeef(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xef6(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xf06(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xf06(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xf08(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xf08(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
lea    0xf0f(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11d8 <get_region_name_GY+0xd8>
movq   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%rax
pop    %rbp
ret

x86 assembly (clang, -O2):
<get_region_name_GY>:
add    $0xfffffff6,%edi
cmp    $0x9,%edi
ja     111a <get_region_name_GY+0x1a>
movslq %edi,%rax
lea    0xfba(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
ret
xor    %eax,%eax
ret

LLVM IR (-O0):
@.str = [13 x i8] c"Barima-Waini\00"
@.str.1 = [16 x i8] c"Cuyuni-Mazaruni\00"
@.str.2 = [17 x i8] c"Demerara-Mahaica\00"
@.str.3 = [23 x i8] c"East Berbice-Corentyne\00"
@.str.4 = [32 x i8] c"Essequibo Islands-West Demerara\00"
@.str.5 = [16 x i8] c"Mahaica-Berbice\00"
@.str.6 = [18 x i8] c"Pomeroon-Supenaam\00"
@.str.7 = [16 x i8] c"Potaro-Siparuni\00"
@.str.8 = [23 x i8] c"Upper Demerara-Berbice\00"
@.str.9 = [29 x i8] c"Upper Takutu-Upper Essequibo\00"
define i8* @get_region_name_GY(i32 %0) {
%2 = alloca i8*
%3 = alloca i32
store i32 %0, i32* %3
%4 = load i32, i32* %3
switch i32 %4, label %15 [
i32 10, label %5
i32 11, label %6
i32 12, label %7
i32 13, label %8
i32 14, label %9
i32 15, label %10
i32 16, label %11
i32 17, label %12
i32 18, label %13
i32 19, label %14
]
5: ; preds = %1
store i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i8** %2
br label %16
6: ; preds = %1
store i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.1, i64 0, i64 0), i8** %2
br label %16
7: ; preds = %1
store i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.2, i64 0, i64 0), i8** %2
br label %16
8: ; preds = %1
store i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.3, i64 0, i64 0), i8** %2
br label %16
9: ; preds = %1
store i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.4, i64 0, i64 0), i8** %2
br label %16
10: ; preds = %1
store i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.5, i64 0, i64 0), i8** %2
br label %16
11: ; preds = %1
store i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.6, i64 0, i64 0), i8** %2
br label %16
12: ; preds = %1
store i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.7, i64 0, i64 0), i8** %2
br label %16
13: ; preds = %1
store i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.8, i64 0, i64 0), i8** %2
br label %16
14: ; preds = %1
store i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.9, i64 0, i64 0), i8** %2
br label %16
15: ; preds = %1
store i8* null, i8** %2
br label %16
16: ; preds = %15, %14, %13, %12, %11, %10, %9, %8, %7, %6, %5
%17 = load i8*, i8** %2
ret i8* %17
}

LLVM IR (-O2):
@.str = [13 x i8] c"Barima-Waini\00"
@.str.1 = [16 x i8] c"Cuyuni-Mazaruni\00"
@.str.2 = [17 x i8] c"Demerara-Mahaica\00"
@.str.3 = [23 x i8] c"East Berbice-Corentyne\00"
@.str.4 = [32 x i8] c"Essequibo Islands-West Demerara\00"
@.str.5 = [16 x i8] c"Mahaica-Berbice\00"
@.str.6 = [18 x i8] c"Pomeroon-Supenaam\00"
@.str.7 = [16 x i8] c"Potaro-Siparuni\00"
@.str.8 = [23 x i8] c"Upper Demerara-Berbice\00"
@.str.9 = [29 x i8] c"Upper Takutu-Upper Essequibo\00"
@reltable.get_region_name_GY = [10 x i32] [i32 trunc (i64 sub (i64 ptrtoint ([13 x i8]* @.str to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([16 x i8]* @.str.1 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([17 x i8]* @.str.2 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([23 x i8]* @.str.3 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([32 x i8]* @.str.4 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([16 x i8]* @.str.5 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([18 x i8]* @.str.6 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([16 x i8]* @.str.7 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([23 x i8]* @.str.8 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([29 x i8]* @.str.9 to i64), i64 ptrtoint ([10 x i32]* @reltable.get_region_name_GY to i64)) to i32)]
define i8* @get_region_name_GY(i32 %0) {
%2 = add i32 %0, -10
%3 = icmp ult i32 %2, 10
br i1 %3, label %4, label %8
4: ; preds = %1
%5 = sext i32 %2 to i64
%6 = shl i64 %5, 2
%7 = call i8* @llvm.load.relative.i64(i8* bitcast ([10 x i32]* @reltable.get_region_name_GY to i8*), i64 %6)
br label %8
8: ; preds = %1, %4
%9 = phi i8* [ %7, %4 ], [ null, %1 ]
ret i8* %9
}