#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*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
void usage() {
  fprintf(stderr,
          "Usage: "
          "sg_read_buffer [--help] [--hex] [--id=ID] [--length=LEN] "
          "[--mode=MO]\n"
          "                      [--offset=OFF] [--raw] [--verbose] "
          "[--version] DEVICE\n"
          "  where:\n"
          "    --help|-h           print out usage message\n"
          "    --hex|-H            print output in hex\n"
          "    --id=ID|-i ID       buffer identifier (0 (default) to 255)\n"
          "    --length=LEN|-l LEN    length in bytes to read (def: 4)\n"
          "    --mode=MO|-m MO     read buffer mode, MO is number or "
          "acronym (def: 0)\n"
          "    --off=OFF|-o OFF    buffer offset (unit: bytes, def: 0)\n"
          "    --raw|-r            output response to stdout\n"
          "    --verbose|-v        increase verbosity\n"
          "    --version|-V        print version string and exit\n\n"
          "  Numbers given in options are decimal unless they have a "
          "hex indicator\n"
          "Performs a SCSI READ BUFFER command\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2ec5(%rip),%rax
mov    (%rax),%edi
lea    0xedc(%rip),%rsi
call   1030 <fprintf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
mov    0x2ec9(%rip),%rax
mov    (%rax),%edi
lea    0xee0(%rip),%rsi
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [768 x i8] c"Usage: sg_read_buffer [--help] [--hex] [--id=ID] [--length=LEN] [--mode=MO]\0A [--offset=OFF] [--raw] [--verbose] [--version] DEVICE\0A where:\0A --help|-h print out usage message\0A --hex|-H print output in hex\0A --id=ID|-i ID buffer identifier (0 (default) to 255)\0A --length=LEN|-l LEN length in bytes to read (def: 4)\0A --mode=MO|-m MO read buffer mode, MO is number or acronym (def: 0)\0A --off=OFF|-o OFF buffer offset (unit: bytes, def: 0)\0A --raw|-r output response to stdout\0A --verbose|-v increase verbosity\0A --version|-V print version string and exit\0A\0A Numbers given in options are decimal unless they have a hex indicator\0APerforms a SCSI READ BUFFER command\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([768 x i8], [768 x i8]* @.str, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [768 x i8] c"Usage: sg_read_buffer [--help] [--hex] [--id=ID] [--length=LEN] [--mode=MO]\0A [--offset=OFF] [--raw] [--verbose] [--version] DEVICE\0A where:\0A --help|-h print out usage message\0A --hex|-H print output in hex\0A --id=ID|-i ID buffer identifier (0 (default) to 255)\0A --length=LEN|-l LEN length in bytes to read (def: 4)\0A --mode=MO|-m MO read buffer mode, MO is number or acronym (def: 0)\0A --off=OFF|-o OFF buffer offset (unit: bytes, def: 0)\0A --raw|-r output response to stdout\0A --verbose|-v increase verbosity\0A --version|-V print version string and exit\0A\0A Numbers given in options are decimal unless they have a hex indicator\0APerforms a SCSI READ BUFFER command\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([768 x i8], [768 x i8]* @.str, i64 0, i64 0))
ret void
}