#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 *, char *);
int mkstemp(char *);
int /*<<< orphan*/ perror(char *);
int /*<<< orphan*/ printf(char *, char *);
int /*<<< orphan*/ stderr;
int main(int argc, char *argv[]) {
  char *template;
  int fd;
  if (argc != 2) {
    fprintf(stderr, "Usage: %s template\n", argv[0]);
    exit(2);
  }
  template = argv[1];
  if ((fd = mkstemp(template)) == -1 || !*template) {
    perror("mkstemp");
    exit(1);
  }
  printf("%s\n", template);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x2,-0x8(%rbp)
je     1196 <main+0x46>
mov    0x2e69(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    (%rax),%rdx
lea    0xe79(%rip),%rsi
call   1040 <fprintf@plt>
mov    $0x2,%edi
call   1070 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
mov    %rax,-0x18(%rbp)
mov    -0x18(%rbp),%rdi
call   1050 <mkstemp@plt>
mov    %eax,-0x1c(%rbp)
cmp    $0xffffffff,%eax
je     11c4 <main+0x74>
mov    -0x18(%rbp),%rax
cmpb   $0x0,(%rax)
jne    11da <main+0x8a>
lea    0xe49(%rip),%rdi
call   1060 <perror@plt>
mov    $0x1,%edi
call   1070 <exit@plt>
mov    -0x18(%rbp),%rsi
lea    0xe37(%rip),%rdi
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
cmp    $0x2,%edi
jne    1195 <main+0x45>
mov    0x8(%rsi),%rbx
mov    %rbx,%rdi
call   1050 <mkstemp@plt>
cmp    $0xffffffff,%eax
je     117f <main+0x2f>
cmpb   $0x0,(%rbx)
je     117f <main+0x2f>
lea    0xea9(%rip),%rdi
mov    %rbx,%rsi
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rbx
ret
lea    0xe8e(%rip),%rdi
call   1060 <perror@plt>
mov    $0x1,%edi
call   1070 <exit@plt>
mov    0x2e44(%rip),%rax
mov    (%rax),%edi
mov    (%rsi),%rdx
lea    0xe58(%rip),%rsi
call   1040 <fprintf@plt>
mov    $0x2,%edi
call   1070 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [20 x i8] c"Usage: %s template\0A\00"
@.str.1 = [8 x i8] c"mkstemp\00"
@.str.2 = [4 x i8] c"%s\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i8*
%7 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = load i32, i32* %4
%9 = icmp ne i32 %8, 2
br i1 %9, label %10, label %17
10: ; preds = %2
%11 = load i32, i32* @stderr
%12 = load i8**, i8*** %5
%13 = getelementptr inbounds i8*, i8** %12, i64 0
%14 = load i8*, i8** %13
%15 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i8* %14)
%16 = call i32 @exit(i32 2)
unreachable
17: ; preds = %2
%18 = load i8**, i8*** %5
%19 = getelementptr inbounds i8*, i8** %18, i64 1
%20 = load i8*, i8** %19
store i8* %20, i8** %6
%21 = load i8*, i8** %6
%22 = call i32 @mkstemp(i8* %21)
store i32 %22, i32* %7
%23 = icmp eq i32 %22, -1
br i1 %23, label %28, label %24
24: ; preds = %17
%25 = load i8*, i8** %6
%26 = load i8, i8* %25
%27 = icmp ne i8 %26, 0
br i1 %27, label %31, label %28
28: ; preds = %24, %17
%29 = call i32 @perror(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0))
%30 = call i32 @exit(i32 1)
unreachable
31: ; preds = %24
%32 = load i8*, i8** %6
%33 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8* %32)
ret i32 0
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [20 x i8] c"Usage: %s template\0A\00"
@.str.1 = [8 x i8] c"mkstemp\00"
@.str.2 = [4 x i8] c"%s\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 2
br i1 %3, label %9, label %4
4: ; preds = %2
%5 = load i32, i32* @stderr
%6 = load i8*, i8** %1
%7 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str, i64 0, i64 0), i8* %6)
%8 = tail call i32 @exit(i32 2)
unreachable
9: ; preds = %2
%10 = getelementptr inbounds i8*, i8** %1, i64 1
%11 = load i8*, i8** %10
%12 = tail call i32 @mkstemp(i8* %11)
%13 = icmp eq i32 %12, -1
br i1 %13, label %17, label %14
14: ; preds = %9
%15 = load i8, i8* %11
%16 = icmp eq i8 %15, 0
br i1 %16, label %17, label %20
17: ; preds = %14, %9
%18 = tail call i32 @perror(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0))
%19 = tail call i32 @exit(i32 1)
unreachable
20: ; preds = %14
%21 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0), i8* %11)
ret i32 0
}