#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*/ clean_exit();
int /*<<< orphan*/ printf(char *, char *, ...);
int strlen(char *);
void usage_error(char *program, char *string) {
  if (string)
    printf("\nError: %s", string);
  printf("\nUsage: \n%s [-fgot] [--input_format {ansi,bin,idf}] \n%*c "
         "[--graphic_format {gif,png}] [--output_file {file}] name... \n\nUse "
         "--help for more info.\n\n",
         program, strlen(program), ' ');
  clean_exit();
}


x86 assembly (clang, -O0):
<usage_error>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpq   $0x0,-0x10(%rbp)
je     115d <usage_error+0x2d>
mov    -0x10(%rbp),%rsi
lea    0xeaa(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x8(%rbp),%rax
mov    %rax,-0x18(%rbp)
mov    -0x8(%rbp),%rdi
call   1030 <strlen@plt>
mov    -0x18(%rbp),%rsi
mov    %eax,%edx
lea    0xe90(%rip),%rdi
mov    $0x20,%ecx
mov    $0x0,%al
call   1040 <printf@plt>
mov    $0x0,%al
call   1050 <clean_exit@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage_error>:
push   %rbx
mov    %rdi,%rbx
test   %rsi,%rsi
je     1147 <usage_error+0x17>
lea    0xec0(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
call   1030 <strlen@plt>
lea    0xeb5(%rip),%rdi
mov    %rbx,%rsi
mov    %eax,%edx
mov    $0x20,%ecx
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rbx
jmp    1050 <clean_exit@plt>

LLVM IR (-O0):
@.str = [11 x i8] c"\0AError: %s\00"
@.str.1 = [147 x i8] c"\0AUsage: \0A%s [-fgot] [--input_format {ansi,bin,idf}] \0A%*c [--graphic_format {gif,png}] [--output_file {file}] name... \0A\0AUse --help for more info.\0A\0A\00"
define void @usage_error(i8* %0, i8* %1) {
%3 = alloca i8*
%4 = alloca i8*
store i8* %0, i8** %3
store i8* %1, i8** %4
%5 = load i8*, i8** %4
%6 = icmp ne i8* %5, null
br i1 %6, label %7, label %10
7: ; preds = %2
%8 = load i8*, i8** %4
%9 = call i32 (i8*, i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i8* %8)
br label %10
10: ; preds = %7, %2
%11 = load i8*, i8** %3
%12 = load i8*, i8** %3
%13 = call i32 @strlen(i8* %12)
%14 = call i32 (i8*, i8*, ...) @printf(i8* getelementptr inbounds ([147 x i8], [147 x i8]* @.str.1, i64 0, i64 0), i8* %11, i32 %13, i32 32)
%15 = call i32 (...) @clean_exit()
ret void
}

LLVM IR (-O2):
@.str = [11 x i8] c"\0AError: %s\00"
@.str.1 = [147 x i8] c"\0AUsage: \0A%s [-fgot] [--input_format {ansi,bin,idf}] \0A%*c [--graphic_format {gif,png}] [--output_file {file}] name... \0A\0AUse --help for more info.\0A\0A\00"
define void @usage_error(i8* %0, i8* %1) {
%3 = icmp eq i8* %1, null
br i1 %3, label %6, label %4
4: ; preds = %2
%5 = tail call i32 (i8*, i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0), i8* %1)
br label %6
6: ; preds = %4, %2
%7 = tail call i32 @strlen(i8* %0)
%8 = tail call i32 (i8*, i8*, ...) @printf(i8* getelementptr inbounds ([147 x i8], [147 x i8]* @.str.1, i64 0, i64 0), i8* %0, i32 %7, i32 32)
%9 = tail call i32 (...) @clean_exit()
ret void
}