#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(const char *progname) {
  printf("%s: \n", progname);
  printf("\t-b --buffer\t- Buffer allocation size\n");
  printf("\t-s --sleep\t- Wait for seconds after allocation\n");
  printf("\t-l --loop\t- Repeat test in a loop\n");
  printf("\t-d --debug\t- Enable debuggin output\n");
  printf("\t-h --help\t- Print usage (d'oh)\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rsi
lea    0xed9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeea(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf0d(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf23(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf3b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rax
mov    %rdi,%rsi
lea    0xed5(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xecd(%rip),%rdi
call   1030 <puts@plt>
lea    0xee7(%rip),%rdi
call   1030 <puts@plt>
lea    0xf0b(%rip),%rdi
call   1030 <puts@plt>
lea    0xf22(%rip),%rdi
call   1030 <puts@plt>
lea    0xf3b(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [6 x i8] c"%s: \0A\00"
@.str.1 = [39 x i8] c"\09-b --buffer\09- Buffer allocation size\0A\00"
@.str.2 = [49 x i8] c"\09-s --sleep\09- Wait for seconds after allocation\0A\00"
@.str.3 = [36 x i8] c"\09-l --loop\09- Repeat test in a loop\0A\00"
@.str.4 = [38 x i8] c"\09-d --debug\09- Enable debuggin output\0A\00"
@.str.5 = [33 x i8] c"\09-h --help\09- Print usage (d'oh)\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i8*, i8** %2
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i8* %3)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.1, i64 0, i64 0))
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([49 x i8], [49 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.3, i64 0, i64 0))
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.4, i64 0, i64 0))
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.5, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [6 x i8] c"%s: \0A\00"
@str = [38 x i8] c"\09-b --buffer\09- Buffer allocation size\00"
@str.6 = [48 x i8] c"\09-s --sleep\09- Wait for seconds after allocation\00"
@str.7 = [35 x i8] c"\09-l --loop\09- Repeat test in a loop\00"
@str.8 = [37 x i8] c"\09-d --debug\09- Enable debuggin output\00"
@str.9 = [32 x i8] c"\09-h --help\09- Print usage (d'oh)\00"
define void @usage(i8* %0) {
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i8* %0)
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([48 x i8], [48 x i8]* @str.6, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @str.7, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @str.8, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @str.9, i64 0, i64 0))
ret void
}