#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 */
typedef int uint16_t;

/* Variables and functions */
const char *ir_config_element_flag_to_text(uint16_t flags) {
  switch (flags & (0x000F)) {
  case (0x0000):
    return "VOLUME_ELEMENT";
  case (0x0001):
    return "VOLPHYSDISK_ELEMENT";
  case (0x0002):
    return "HOTSPARE_ELEMENT";
  }
  return "UNKNOWN";
}


x86 assembly (clang, -O0):
<ir_config_element_flag_to_text>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0xc(%rbp)
mov    -0xc(%rbp),%eax
and    $0xf,%eax
mov    %eax,-0x10(%rbp)
je     113d <ir_config_element_flag_to_text+0x3d>
jmp    111b <ir_config_element_flag_to_text+0x1b>
mov    -0x10(%rbp),%eax
sub    $0x1,%eax
je     114d <ir_config_element_flag_to_text+0x4d>
jmp    112c <ir_config_element_flag_to_text+0x2c>
mov    -0x10(%rbp),%eax
sub    $0x2,%eax
je     115d <ir_config_element_flag_to_text+0x5d>
jmp    116d <ir_config_element_flag_to_text+0x6d>
lea    0xebc(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1178 <ir_config_element_flag_to_text+0x78>
lea    0xebb(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1178 <ir_config_element_flag_to_text+0x78>
lea    0xebf(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1178 <ir_config_element_flag_to_text+0x78>
lea    0xec0(%rip),%rax
mov    %rax,-0x8(%rbp)
mov    -0x8(%rbp),%rax
pop    %rbp
ret

x86 assembly (clang, -O2):
<ir_config_element_flag_to_text>:
and    $0xf,%edi
cmp    $0x2,%edi
ja     1119 <ir_config_element_flag_to_text+0x19>
mov    %edi,%eax
lea    0xf2b(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
ret
lea    0xf14(%rip),%rax
ret

LLVM IR (-O0):
@.str = [15 x i8] c"VOLUME_ELEMENT\00"
@.str.1 = [20 x i8] c"VOLPHYSDISK_ELEMENT\00"
@.str.2 = [17 x i8] c"HOTSPARE_ELEMENT\00"
@.str.3 = [8 x i8] c"UNKNOWN\00"
define i8* @ir_config_element_flag_to_text(i32 %0) {
%2 = alloca i8*
%3 = alloca i32
store i32 %0, i32* %3
%4 = load i32, i32* %3
%5 = and i32 %4, 15
switch i32 %5, label %9 [
i32 0, label %6
i32 1, label %7
i32 2, label %8
]
6: ; preds = %1
store i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0), i8** %2
br label %10
7: ; preds = %1
store i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.1, i64 0, i64 0), i8** %2
br label %10
8: ; preds = %1
store i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.2, i64 0, i64 0), i8** %2
br label %10
9: ; preds = %1
store i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.3, i64 0, i64 0), i8** %2
br label %10
10: ; preds = %9, %8, %7, %6
%11 = load i8*, i8** %2
ret i8* %11
}

LLVM IR (-O2):
@.str = [15 x i8] c"VOLUME_ELEMENT\00"
@.str.1 = [20 x i8] c"VOLPHYSDISK_ELEMENT\00"
@.str.2 = [17 x i8] c"HOTSPARE_ELEMENT\00"
@.str.3 = [8 x i8] c"UNKNOWN\00"
@reltable.ir_config_element_flag_to_text = [3 x i32] [i32 trunc (i64 sub (i64 ptrtoint ([15 x i8]* @.str to i64), i64 ptrtoint ([3 x i32]* @reltable.ir_config_element_flag_to_text to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([20 x i8]* @.str.1 to i64), i64 ptrtoint ([3 x i32]* @reltable.ir_config_element_flag_to_text to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([17 x i8]* @.str.2 to i64), i64 ptrtoint ([3 x i32]* @reltable.ir_config_element_flag_to_text to i64)) to i32)]
define i8* @ir_config_element_flag_to_text(i32 %0) {
%2 = and i32 %0, 15
%3 = icmp ult i32 %2, 3
br i1 %3, label %4, label %8
4: ; preds = %1
%5 = zext i32 %2 to i64
%6 = shl i64 %5, 2
%7 = call i8* @llvm.load.relative.i64(i8* bitcast ([3 x i32]* @reltable.ir_config_element_flag_to_text to i8*), i64 %6)
br label %8
8: ; preds = %1, %4
%9 = phi i8* [ %7, %4 ], [ getelementptr inbounds ([8 x i8], [8 x i8]* @.str.3, i64 0, i64 0), %1 ]
ret i8* %9
}