#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*/ printf(char *);
void usage() {
  printf("Usage: [cmd] [srate] [vol] < playback file\n");
  printf("	   [cmd] [srate] [vol] [size]\n");
  printf("       cmd = 0|1 - i2s raw playback|record\n");
  printf("       srate = 8000|16000|32000|44100|48000 Hz playback sampling "
         "rate\n");
  printf("       vol = -10~2 db playback volumn\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf05(%rip),%rdi
call   1030 <printf@plt>
lea    0xf19(%rip),%rdi
call   1030 <printf@plt>
lea    0xf39(%rip),%rdi
call   1030 <printf@plt>
lea    0xf74(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xf07(%rip),%rdi
call   1030 <puts@plt>
lea    0xf1a(%rip),%rdi
call   1030 <puts@plt>
lea    0xf39(%rip),%rdi
call   1030 <puts@plt>
lea    0xf73(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [44 x i8] c"Usage: [cmd] [srate] [vol] < playback file\0A\00"
@.str.1 = [32 x i8] c"\09 [cmd] [srate] [vol] [size]\0A\00"
@.str.2 = [44 x i8] c" cmd = 0|1 - i2s raw playback|record\0A\00"
@.str.3 = [71 x i8] c" srate = 8000|16000|32000|44100|48000 Hz playback sampling rate\0A\00"
@.str.4 = [39 x i8] c" vol = -10~2 db playback volumn\0A\00"
define void @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([71 x i8], [71 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.4, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [43 x i8] c"Usage: [cmd] [srate] [vol] < playback file\00"
@str.5 = [31 x i8] c"\09 [cmd] [srate] [vol] [size]\00"
@str.6 = [43 x i8] c" cmd = 0|1 - i2s raw playback|record\00"
@str.7 = [70 x i8] c" srate = 8000|16000|32000|44100|48000 Hz playback sampling rate\00"
@str.8 = [38 x i8] c" vol = -10~2 db playback volumn\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([31 x i8], [31 x i8]* @str.5, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([43 x i8], [43 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([70 x i8], [70 x i8]* @str.7, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str.8, i64 0, i64 0))
ret void
}