#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 usage() {
  printf("Parameters:\n");
  printf("-mount <mount point> ]  The mount point\n");
  printf("[ -process <nb> ]      The test will be done by <nb> process "
         "simultaneously (default %d)\n",
         20);
  printf(
      "[ -loop <nb> ]        <nb> test operations will be done (default %d)\n",
      16);
  exit(-100);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xed5(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed4(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeef(%rip),%rdi
mov    $0x14,%esi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf36(%rip),%rdi
mov    $0x10,%esi
mov    $0x0,%al
call   1030 <printf@plt>
mov    $0xffffff9c,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rax
lea    0xf68(%rip),%rdi
call   1030 <puts@plt>
lea    0xf68(%rip),%rdi
call   1030 <puts@plt>
lea    0xeb0(%rip),%rdi
mov    $0x14,%esi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xef7(%rip),%rdi
mov    $0x10,%esi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xffffff9c,%edi
call   1050 <exit@plt>

LLVM IR (-O0):
@.str = [13 x i8] c"Parameters:\0A\00"
@.str.1 = [41 x i8] c"-mount <mount point> ] The mount point\0A\00"
@.str.2 = [90 x i8] c"[ -process <nb> ] The test will be done by <nb> process simultaneously (default %d)\0A\00"
@.str.3 = [70 x i8] c"[ -loop <nb> ] <nb> test operations will be done (default %d)\0A\00"
define void @usage() {
%1 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0))
%2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([90 x i8], [90 x i8]* @.str.2, i64 0, i64 0), i32 20)
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.3, i64 0, i64 0), i32 16)
%5 = call i32 @exit(i32 -100)
unreachable
}

LLVM IR (-O2):
@.str.2 = [90 x i8] c"[ -process <nb> ] The test will be done by <nb> process simultaneously (default %d)\0A\00"
@.str.3 = [70 x i8] c"[ -loop <nb> ] <nb> test operations will be done (default %d)\0A\00"
@str = [12 x i8] c"Parameters:\00"
@str.4 = [40 x i8] c"-mount <mount point> ] The mount point\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @str.4, i64 0, i64 0))
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([90 x i8], [90 x i8]* @.str.2, i64 0, i64 0), i32 20)
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([70 x i8], [70 x i8]* @.str.3, i64 0, i64 0), i32 16)
%5 = tail call i32 @exit(i32 -100)
unreachable
}