#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(char *argv[]) {
  printf("Usage: %s [-b|B] [-t seconds] [-i interface] [-w Bytes:Bytes] [-c "
         "Bytes:Bytes] [-h]\n",
         argv[0]);
  printf("\n");
  printf("-b \t\tuse bits/s\n");
  printf("-B \t\tuse Bytes/s  (default)\n");
  printf("-t seconds\trefresh time (default is 1)\n");
  printf("-i interface\tnetwork interface to monitor. If not specified, check "
         "all interfaces.\n");
  printf("-w Bytes:Bytes\tSet warning (color orange) for Rx:Tx bandwidth. "
         "(default: none)\n");
  printf("-c Bytes:Bytes\tSet critical (color red) for Rx:Tx bandwidth. "
         "(default: none)\n");
  printf("-h \t\tthis help\n");
  printf("\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rax
mov    (%rax),%rsi
lea    0xed6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf71(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf0f(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf12(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf21(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf3b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf81(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xfc3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0x1003(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf01(%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    0xec5(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xf02(%rip),%rdi
call   1040 <puts@plt>
lea    0xf06(%rip),%rdi
call   1040 <puts@plt>
lea    0xf16(%rip),%rdi
call   1040 <puts@plt>
lea    0xf31(%rip),%rdi
call   1040 <puts@plt>
lea    0xf78(%rip),%rdi
call   1040 <puts@plt>
lea    0xfbb(%rip),%rdi
call   1040 <puts@plt>
lea    0xffc(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
pop    %rax
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [85 x i8] c"Usage: %s [-b|B] [-t seconds] [-i interface] [-w Bytes:Bytes] [-c Bytes:Bytes] [-h]\0A\00"
@.str.1 = [2 x i8] c"\0A\00"
@.str.2 = [17 x i8] c"-b \09\09use bits/s\0A\00"
@.str.3 = [29 x i8] c"-B \09\09use Bytes/s (default)\0A\00"
@.str.4 = [40 x i8] c"-t seconds\09refresh time (default is 1)\0A\00"
@.str.5 = [84 x i8] c"-i interface\09network interface to monitor. If not specified, check all interfaces.\0A\00"
@.str.6 = [80 x i8] c"-w Bytes:Bytes\09Set warning (color orange) for Rx:Tx bandwidth. (default: none)\0A\00"
@.str.7 = [78 x i8] c"-c Bytes:Bytes\09Set critical (color red) for Rx:Tx bandwidth. (default: none)\0A\00"
@.str.8 = [16 x i8] c"-h \09\09this help\0A\00"
define void @usage(i8** %0) {
%2 = alloca i8**
store i8** %0, i8*** %2
%3 = load i8**, i8*** %2
%4 = getelementptr inbounds i8*, i8** %3, i64 0
%5 = load i8*, i8** %4
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([85 x i8], [85 x i8]* @.str, i64 0, i64 0), i8* %5)
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.3, i64 0, i64 0))
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.4, i64 0, i64 0))
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([84 x i8], [84 x i8]* @.str.5, i64 0, i64 0))
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([80 x i8], [80 x i8]* @.str.6, i64 0, i64 0))
%13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([78 x i8], [78 x i8]* @.str.7, i64 0, i64 0))
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.8, i64 0, i64 0))
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [85 x i8] c"Usage: %s [-b|B] [-t seconds] [-i interface] [-w Bytes:Bytes] [-c Bytes:Bytes] [-h]\0A\00"
@str = [16 x i8] c"-b \09\09use bits/s\00"
@str.9 = [28 x i8] c"-B \09\09use Bytes/s (default)\00"
@str.10 = [39 x i8] c"-t seconds\09refresh time (default is 1)\00"
@str.11 = [83 x i8] c"-i interface\09network interface to monitor. If not specified, check all interfaces.\00"
@str.12 = [79 x i8] c"-w Bytes:Bytes\09Set warning (color orange) for Rx:Tx bandwidth. (default: none)\00"
@str.13 = [77 x i8] c"-c Bytes:Bytes\09Set critical (color red) for Rx:Tx bandwidth. (default: none)\00"
@str.14 = [15 x i8] c"-h \09\09this help\00"
define void @usage(i8** nocapture %0) {
%2 = load i8*, i8** %0
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([85 x i8], [85 x i8]* @.str, i64 0, i64 0), i8* %2)
%4 = tail call i32 @putchar(i32 10)
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @str, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @str.9, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([39 x i8], [39 x i8]* @str.10, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([83 x i8], [83 x i8]* @str.11, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([79 x i8], [79 x i8]* @str.12, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([77 x i8], [77 x i8]* @str.13, i64 0, i64 0))
%11 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @str.14, i64 0, i64 0))
%12 = tail call i32 @putchar(i32 10)
ret void
}