#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 *opk_lnsrch_message(int status) {
  switch (status) {
  case -12:
    return "Illegal address in line search";
  case -11:
    return "Corrupted line search workspace";
  case -10:
    return "Bad line search workspace";
  case -9:
    return "Line search step modified by caller";
  case -8:
    return "Line search step outside bracket";
  case -7:
    return "Line search direction is not a descent";
  case -6:
    return "Minimum line search step greater than maximum step";
  case -5:
    return "Minimum line search step less than zero";
  case -4:
    return "Line search step less than minimum step";
  case -3:
    return "Line search step greater than maximum step";
  case -2:
    return "Initial derivative along line search greater or equal zero";
  case -1:
    return "Line search not started";
  case 0:
    return "Line search in progress";
  case 1:
    return "Line search has converged";
  case 2:
    return "Rounding errors prevent progress in line search";
  case 3:
    return "OPK_LNSRCH_WARNING_XTOL_TEST_SATISFIED";
  case 4:
    return "Line search step at upper bound";
  case 5:
    return "Line search step at lower bound";
  default:
    return NULL;
  }
}


x86 assembly (clang, -O0):
<opk_lnsrch_message>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0xc(%rbp)
mov    -0xc(%rbp),%eax
add    $0xc,%eax
mov    %eax,%ecx
mov    %rcx,-0x18(%rbp)
sub    $0x11,%eax
ja     1250 <opk_lnsrch_message+0x150>
mov    -0x18(%rbp),%rax
lea    0xed9(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
lea    0xf11(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xf20(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xf30(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xf3a(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xf4e(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xf5f(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xf76(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xf99(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xfb1(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xfc9(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0xfe4(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0x100f(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0x1017(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0x101f(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0x1029(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0x1049(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0x1060(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
lea    0x1070(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    1258 <opk_lnsrch_message+0x158>
movq   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%rax
pop    %rbp
ret

x86 assembly (clang, -O2):
<opk_lnsrch_message>:
add    $0xc,%edi
cmp    $0x11,%edi
ja     111a <opk_lnsrch_message+0x1a>
movslq %edi,%rax
lea    0x117e(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
ret
xor    %eax,%eax
ret

LLVM IR (-O0):
@.str = [31 x i8] c"Illegal address in line search\00"
@.str.1 = [32 x i8] c"Corrupted line search workspace\00"
@.str.2 = [26 x i8] c"Bad line search workspace\00"
@.str.3 = [36 x i8] c"Line search step modified by caller\00"
@.str.4 = [33 x i8] c"Line search step outside bracket\00"
@.str.5 = [39 x i8] c"Line search direction is not a descent\00"
@.str.6 = [51 x i8] c"Minimum line search step greater than maximum step\00"
@.str.7 = [40 x i8] c"Minimum line search step less than zero\00"
@.str.8 = [40 x i8] c"Line search step less than minimum step\00"
@.str.9 = [43 x i8] c"Line search step greater than maximum step\00"
@.str.10 = [59 x i8] c"Initial derivative along line search greater or equal zero\00"
@.str.11 = [24 x i8] c"Line search not started\00"
@.str.12 = [24 x i8] c"Line search in progress\00"
@.str.13 = [26 x i8] c"Line search has converged\00"
@.str.14 = [48 x i8] c"Rounding errors prevent progress in line search\00"
@.str.15 = [39 x i8] c"OPK_LNSRCH_WARNING_XTOL_TEST_SATISFIED\00"
@.str.16 = [32 x i8] c"Line search step at upper bound\00"
@.str.17 = [32 x i8] c"Line search step at lower bound\00"
define i8* @opk_lnsrch_message(i32 %0) {
%2 = alloca i8*
%3 = alloca i32
store i32 %0, i32* %3
%4 = load i32, i32* %3
switch i32 %4, label %23 [
i32 -12, label %5
i32 -11, label %6
i32 -10, label %7
i32 -9, label %8
i32 -8, label %9
i32 -7, label %10
i32 -6, label %11
i32 -5, label %12
i32 -4, label %13
i32 -3, label %14
i32 -2, label %15
i32 -1, label %16
i32 0, label %17
i32 1, label %18
i32 2, label %19
i32 3, label %20
i32 4, label %21
i32 5, label %22
]
5: ; preds = %1
store i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str, i64 0, i64 0), i8** %2
br label %24
6: ; preds = %1
store i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0), i8** %2
br label %24
7: ; preds = %1
store i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.2, i64 0, i64 0), i8** %2
br label %24
8: ; preds = %1
store i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.3, i64 0, i64 0), i8** %2
br label %24
9: ; preds = %1
store i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0), i8** %2
br label %24
10: ; preds = %1
store i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.5, i64 0, i64 0), i8** %2
br label %24
11: ; preds = %1
store i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str.6, i64 0, i64 0), i8** %2
br label %24
12: ; preds = %1
store i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.7, i64 0, i64 0), i8** %2
br label %24
13: ; preds = %1
store i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.8, i64 0, i64 0), i8** %2
br label %24
14: ; preds = %1
store i8* getelementptr inbounds ([43 x i8], [43 x i8]* @.str.9, i64 0, i64 0), i8** %2
br label %24
15: ; preds = %1
store i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.10, i64 0, i64 0), i8** %2
br label %24
16: ; preds = %1
store i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.11, i64 0, i64 0), i8** %2
br label %24
17: ; preds = %1
store i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.12, i64 0, i64 0), i8** %2
br label %24
18: ; preds = %1
store i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.13, i64 0, i64 0), i8** %2
br label %24
19: ; preds = %1
store i8* getelementptr inbounds ([48 x i8], [48 x i8]* @.str.14, i64 0, i64 0), i8** %2
br label %24
20: ; preds = %1
store i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.15, i64 0, i64 0), i8** %2
br label %24
21: ; preds = %1
store i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.16, i64 0, i64 0), i8** %2
br label %24
22: ; preds = %1
store i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.17, i64 0, i64 0), i8** %2
br label %24
23: ; preds = %1
store i8* null, i8** %2
br label %24
24: ; preds = %23, %22, %21, %20, %19, %18, %17, %16, %15, %14, %13, %12, %11, %10, %9, %8, %7, %6, %5
%25 = load i8*, i8** %2
ret i8* %25
}

LLVM IR (-O2):
@.str = [31 x i8] c"Illegal address in line search\00"
@.str.1 = [32 x i8] c"Corrupted line search workspace\00"
@.str.2 = [26 x i8] c"Bad line search workspace\00"
@.str.3 = [36 x i8] c"Line search step modified by caller\00"
@.str.4 = [33 x i8] c"Line search step outside bracket\00"
@.str.5 = [39 x i8] c"Line search direction is not a descent\00"
@.str.6 = [51 x i8] c"Minimum line search step greater than maximum step\00"
@.str.7 = [40 x i8] c"Minimum line search step less than zero\00"
@.str.8 = [40 x i8] c"Line search step less than minimum step\00"
@.str.9 = [43 x i8] c"Line search step greater than maximum step\00"
@.str.10 = [59 x i8] c"Initial derivative along line search greater or equal zero\00"
@.str.11 = [24 x i8] c"Line search not started\00"
@.str.12 = [24 x i8] c"Line search in progress\00"
@.str.13 = [26 x i8] c"Line search has converged\00"
@.str.14 = [48 x i8] c"Rounding errors prevent progress in line search\00"
@.str.15 = [39 x i8] c"OPK_LNSRCH_WARNING_XTOL_TEST_SATISFIED\00"
@.str.16 = [32 x i8] c"Line search step at upper bound\00"
@.str.17 = [32 x i8] c"Line search step at lower bound\00"
@reltable.opk_lnsrch_message = [18 x i32] [i32 trunc (i64 sub (i64 ptrtoint ([31 x i8]* @.str to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([32 x i8]* @.str.1 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([26 x i8]* @.str.2 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([36 x i8]* @.str.3 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([33 x i8]* @.str.4 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([39 x i8]* @.str.5 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([51 x i8]* @.str.6 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([40 x i8]* @.str.7 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([40 x i8]* @.str.8 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([43 x i8]* @.str.9 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([59 x i8]* @.str.10 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([24 x i8]* @.str.11 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([24 x i8]* @.str.12 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([26 x i8]* @.str.13 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([48 x i8]* @.str.14 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([39 x i8]* @.str.15 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([32 x i8]* @.str.16 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([32 x i8]* @.str.17 to i64), i64 ptrtoint ([18 x i32]* @reltable.opk_lnsrch_message to i64)) to i32)]
define i8* @opk_lnsrch_message(i32 %0) {
%2 = add i32 %0, 12
%3 = icmp ult i32 %2, 18
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 ([18 x i32]* @reltable.opk_lnsrch_message to i8*), i64 %6)
br label %8
8: ; preds = %1, %4
%9 = phi i8* [ %7, %4 ], [ null, %1 ]
ret i8* %9
}