#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*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
void usage(void) {
  fprintf(stderr, "Usage: tc class [ add | del | change | get ] dev STRING\n");
  fprintf(stderr, "       [ classid CLASSID ] [ root | parent CLASSID ]\n");
  fprintf(stderr, "       [ [ QDISC_KIND ] [ help | OPTIONS ] ]\n");
  fprintf(stderr, "\n");
  fprintf(stderr,
          "       tc class show [ dev STRING ] [ root | parent CLASSID ]\n");
  fprintf(stderr, "Where:\n");
  fprintf(stderr, "QDISC_KIND := { prio | cbq | etc. }\n");
  fprintf(stderr,
          "OPTIONS := ... try tc class add <desired QDISC_KIND> help\n");
  exit(-1);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2eb5(%rip),%rax
mov    (%rax),%edi
lea    0xecc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2ea0(%rip),%rax
mov    (%rax),%edi
lea    0xef0(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xf11(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%edi
lea    0xf6f(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e61(%rip),%rax
mov    (%rax),%edi
lea    0xf15(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e4c(%rip),%rax
mov    (%rax),%edi
lea    0xf3f(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e37(%rip),%rax
mov    (%rax),%edi
lea    0xf32(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e22(%rip),%rax
mov    (%rax),%edi
lea    0xf42(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0xffffffff,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    0x2eb8(%rip),%rbx
mov    (%rbx),%edi
lea    0xecf(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xefa(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf22(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf87(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf34(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf65(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf5f(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf76(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0xffffffff,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [57 x i8] c"Usage: tc class [ add | del | change | get ] dev STRING\0A\00"
@.str.1 = [54 x i8] c" [ classid CLASSID ] [ root | parent CLASSID ]\0A\00"
@.str.2 = [46 x i8] c" [ [ QDISC_KIND ] [ help | OPTIONS ] ]\0A\00"
@.str.3 = [2 x i8] c"\0A\00"
@.str.4 = [63 x i8] c" tc class show [ dev STRING ] [ root | parent CLASSID ]\0A\00"
@.str.5 = [8 x i8] c"Where:\0A\00"
@.str.6 = [37 x i8] c"QDISC_KIND := { prio | cbq | etc. }\0A\00"
@.str.7 = [59 x i8] c"OPTIONS := ... try tc class add <desired QDISC_KIND> help\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.7, i64 0, i64 0))
%17 = call i32 @exit(i32 -1)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [57 x i8] c"Usage: tc class [ add | del | change | get ] dev STRING\0A\00"
@.str.1 = [54 x i8] c" [ classid CLASSID ] [ root | parent CLASSID ]\0A\00"
@.str.2 = [46 x i8] c" [ [ QDISC_KIND ] [ help | OPTIONS ] ]\0A\00"
@.str.3 = [2 x i8] c"\0A\00"
@.str.4 = [63 x i8] c" tc class show [ dev STRING ] [ root | parent CLASSID ]\0A\00"
@.str.5 = [8 x i8] c"Where:\0A\00"
@.str.6 = [37 x i8] c"QDISC_KIND := { prio | cbq | etc. }\0A\00"
@.str.7 = [59 x i8] c"OPTIONS := ... try tc class add <desired QDISC_KIND> help\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.7, i64 0, i64 0))
%17 = tail call i32 @exit(i32 -1)
unreachable
}