#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 show_usage(void) {
  printf("fsusb: Software for \"PICDEM Full Speed USB\" demo board\n");
  printf("fsusb <file>             program board with <file> and verify\n");
  printf("fsusb --program <file>   program board with <file> and verify\n");
  printf("fsusb --verify <file>    verify board against <file>\n");
  printf("fsusb --read <file>      read board, saving result in <file>\n");
}


x86 assembly (clang, -O0):
<show_usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf11(%rip),%rdi
call   1030 <printf@plt>
lea    0xf44(%rip),%rdi
call   1030 <printf@plt>
lea    0xf77(%rip),%rdi
call   1030 <printf@plt>
lea    0xfa1(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<show_usage>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xf13(%rip),%rdi
call   1030 <puts@plt>
lea    0xf45(%rip),%rdi
call   1030 <puts@plt>
lea    0xf77(%rip),%rdi
call   1030 <puts@plt>
lea    0xfa0(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [56 x i8] c"fsusb: Software for \22PICDEM Full Speed USB\22 demo board\0A\00"
@.str.1 = [63 x i8] c"fsusb <file> program board with <file> and verify\0A\00"
@.str.2 = [63 x i8] c"fsusb --program <file> program board with <file> and verify\0A\00"
@.str.3 = [54 x i8] c"fsusb --verify <file> verify board against <file>\0A\00"
@.str.4 = [62 x i8] c"fsusb --read <file> read board, saving result in <file>\0A\00"
define void @show_usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([62 x i8], [62 x i8]* @.str.4, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [55 x i8] c"fsusb: Software for \22PICDEM Full Speed USB\22 demo board\00"
@str.5 = [62 x i8] c"fsusb <file> program board with <file> and verify\00"
@str.6 = [62 x i8] c"fsusb --program <file> program board with <file> and verify\00"
@str.7 = [53 x i8] c"fsusb --verify <file> verify board against <file>\00"
@str.8 = [61 x i8] c"fsusb --read <file> read board, saving result in <file>\00"
define void @show_usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([62 x i8], [62 x i8]* @str.5, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([62 x i8], [62 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([53 x i8], [53 x i8]* @str.7, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([61 x i8], [61 x i8]* @str.8, i64 0, i64 0))
ret void
}