#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(void) {
  printf("Usage: ./psearch -p <patern> -d <dir> [-l <1-3>]\n");
  printf("Use level of output (1 for default):\n");
  printf("    1 for printing number of all matches only\n");
  printf("    2 includes number of matches on each line\n");
  printf("    3 includes printing of all locations of matches\n");
  exit(1);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xed5(%rip),%rdi
call   1030 <printf@plt>
lea    0xefb(%rip),%rdi
call   1030 <printf@plt>
lea    0xf15(%rip),%rdi
call   1030 <printf@plt>
lea    0xf38(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5b(%rip),%rdi
call   1030 <printf@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rax
lea    0xed8(%rip),%rdi
call   1030 <puts@plt>
lea    0xefd(%rip),%rdi
call   1030 <puts@plt>
lea    0xf16(%rip),%rdi
call   1030 <puts@plt>
lea    0xf38(%rip),%rdi
call   1030 <puts@plt>
lea    0xf5a(%rip),%rdi
call   1030 <puts@plt>
mov    $0x1,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@.str = [50 x i8] c"Usage: ./psearch -p <patern> -d <dir> [-l <1-3>]\0A\00"
@.str.1 = [38 x i8] c"Use level of output (1 for default):\0A\00"
@.str.2 = [47 x i8] c" 1 for printing number of all matches only\0A\00"
@.str.3 = [47 x i8] c" 2 includes number of matches on each line\0A\00"
@.str.4 = [53 x i8] c" 3 includes printing of all locations of matches\0A\00"
define void @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([50 x i8], [50 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @exit(i32 1)
unreachable
}

LLVM IR (-O2):
@str = [49 x i8] c"Usage: ./psearch -p <patern> -d <dir> [-l <1-3>]\00"
@str.5 = [37 x i8] c"Use level of output (1 for default):\00"
@str.6 = [46 x i8] c" 1 for printing number of all matches only\00"
@str.7 = [46 x i8] c" 2 includes number of matches on each line\00"
@str.8 = [52 x i8] c" 3 includes printing of all locations of matches\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([49 x i8], [49 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @str.5, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.7, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([52 x i8], [52 x i8]* @str.8, i64 0, i64 0))
%6 = tail call i32 @exit(i32 1)
unreachable
}