#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 */
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
char *strdup(char const *);
char *xstrdup(const char *s) {
  char *out = strdup(s);
  do {
    if ((!out))
      do {
        fprintf(stderr, "============Translator panic===========\n");
        fprintf(stderr, "strdup failed");
        fprintf(stderr, "=======================================\n");
        exit(1);
      } while (0);
  } while (0);
  return out;
}


x86 assembly (clang, -O0):
<xstrdup>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rdi
call   1050 <strdup@plt>
mov    %rax,-0x10(%rbp)
cmpq   $0x0,-0x10(%rbp)
jne    11a2 <xstrdup+0x72>
jmp    1159 <xstrdup+0x29>
mov    0x2e80(%rip),%rax
mov    (%rax),%edi
lea    0xe97(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e6b(%rip),%rax
mov    (%rax),%edi
lea    0xeab(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e56(%rip),%rax
mov    (%rax),%edi
lea    0xea4(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>
jmp    11a7 <xstrdup+0x77>
mov    -0x10(%rbp),%rax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<xstrdup>:
push   %rbx
call   1050 <strdup@plt>
test   %rax,%rax
je     113d <xstrdup+0xd>
pop    %rbx
ret
mov    0x2e9c(%rip),%rbx
mov    (%rbx),%edi
lea    0xeb3(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xece(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xece(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [41 x i8] c"============Translator panic===========\0A\00"
@.str.1 = [14 x i8] c"strdup failed\00"
@.str.2 = [41 x i8] c"=======================================\0A\00"
define i8* @xstrdup(i8* %0) {
%2 = alloca i8*
%3 = alloca i8*
store i8* %0, i8** %2
%4 = load i8*, i8** %2
%5 = call i8* @strdup(i8* %4)
store i8* %5, i8** %3
br label %6
6: ; preds = %1
%7 = load i8*, i8** %3
%8 = icmp ne i8* %7, null
br i1 %8, label %19, label %9
9: ; preds = %6
br label %10
10: ; preds = %9
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.1, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.2, i64 0, i64 0))
%17 = call i32 @exit(i32 1)
unreachable
18: ; No predecessors!
br label %19
19: ; preds = %18, %6
br label %20
20: ; preds = %19
%21 = load i8*, i8** %3
ret i8* %21
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [41 x i8] c"============Translator panic===========\0A\00"
@.str.1 = [14 x i8] c"strdup failed\00"
@.str.2 = [41 x i8] c"=======================================\0A\00"
define noalias i8* @xstrdup(i8* nocapture %0) {
%2 = tail call i8* @strdup(i8* %0)
%3 = icmp eq i8* %2, null
br i1 %3, label %4, label %12
4: ; preds = %1
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str.1, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.2, i64 0, i64 0))
%11 = tail call i32 @exit(i32 1)
unreachable
12: ; preds = %1
ret i8* %2
}