#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*/ printf(char *);
void ShowUsage() {
  printf("Usage:\n");
  printf(
      "\tdna [-v] <.Net executable to execute> [.Net executable arguments]\n");
  printf("\n");
  printf("\t-v  : Verbose output of files loaded and GC statistics\n");
  printf("\t-vv : More verbose output, including methods JITted and "
         "types/arrays/generics use\n");
  printf("\n");
  exit(1);
}


x86 assembly (clang, -O0):
<ShowUsage>:
push   %rbp
mov    %rsp,%rbp
lea    0xed5(%rip),%rdi
call   1030 <printf@plt>
lea    0xed1(%rip),%rdi
call   1030 <printf@plt>
lea    0xec3(%rip),%rdi
call   1030 <printf@plt>
lea    0xefd(%rip),%rdi
call   1030 <printf@plt>
lea    0xf2a(%rip),%rdi
call   1030 <printf@plt>
lea    0xe9f(%rip),%rdi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<ShowUsage>:
push   %rax
lea    0xec8(%rip),%rdi
call   1040 <puts@plt>
lea    0xec3(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xef0(%rip),%rdi
call   1040 <puts@plt>
lea    0xf1c(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    $0x1,%edi
call   1050 <exit@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [68 x i8] c"\09dna [-v] <.Net executable to execute> [.Net executable arguments]\0A\00"
@.str.2 = [2 x i8] c"\0A\00"
@.str.3 = [57 x i8] c"\09-v : Verbose output of files loaded and GC statistics\0A\00"
@.str.4 = [84 x i8] c"\09-vv : More verbose output, including methods JITted and types/arrays/generics use\0A\00"
define void @ShowUsage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([68 x i8], [68 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([84 x i8], [84 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 @exit(i32 1)
unreachable
}

LLVM IR (-O2):
@str = [7 x i8] c"Usage:\00"
@str.5 = [67 x i8] c"\09dna [-v] <.Net executable to execute> [.Net executable arguments]\00"
@str.6 = [56 x i8] c"\09-v : Verbose output of files loaded and GC statistics\00"
@str.7 = [83 x i8] c"\09-vv : More verbose output, including methods JITted and types/arrays/generics use\00"
define void @ShowUsage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([67 x i8], [67 x i8]* @str.5, i64 0, i64 0))
%3 = tail call i32 @putchar(i32 10)
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([56 x i8], [56 x i8]* @str.6, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([83 x i8], [83 x i8]* @str.7, i64 0, i64 0))
%6 = tail call i32 @putchar(i32 10)
%7 = tail call i32 @exit(i32 1)
unreachable
}