#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 print_usage(char *prg) {
  fprintf(stderr, "\nUsage: %s <options> [interface assignment]*\n\n", prg);
  fprintf(stderr, "Options:              -I <infile>  (default stdin)\n");
  fprintf(stderr,
          "                      -l <num>     "
          "(process input file <num> times)\n"
          "                                   "
          "(Use 'i' for infinite loop - default: %d)\n",
          1);
  fprintf(stderr, "                      -t           (ignore timestamps: "
                  "send frames immediately)\n");
  fprintf(stderr,
          "                      -g <ms>      (gap in milli "
          "seconds - default: %d ms)\n",
          1);
  fprintf(stderr, "                      -s 
      (skip gaps in "
                  "timestamps > 's' seconds)\n");
  fprintf(stderr, "                      -x           (disable local "
                  "loopback of sent CAN frames)\n");
  fprintf(stderr, "                      -v           (verbose: print "
                  "sent CAN frames)\n\n");
  fprintf(stderr, "Interface assignment:  0..n assignments like "
                  "<write-if>=<log-if>\n");
  fprintf(stderr, "e.g. vcan2=can0 ( send frames received from can0 on "
                  "vcan2 )\n");
  fprintf(stderr,
          "extra hook: stdout=can0 ( print logfile line marked with can0 on "
          "stdout )\n");
  fprintf(stderr, "No assignments => send frames to the interface(s) they "
                  "had been received from.\n\n");
  fprintf(stderr, "Lines in the logfile not beginning with '(' (start of "
                  "timestamp) are ignored.\n\n");
}


x86 assembly (clang, -O0):
<print_usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    0x2ebd(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xed0(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2ea2(%rip),%rax
mov    (%rax),%edi
lea    0xee8(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xf05(%rip),%rsi
mov    $0x1,%edx
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e6f(%rip),%rax
mov    (%rax),%edi
lea    0xf7b(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e58(%rip),%rax
mov    (%rax),%edi
lea    0xfb5(%rip),%rsi
mov    $0x1,%edx
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e3c(%rip),%rax
mov    (%rax),%edi
lea    0xfe5(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e25(%rip),%rax
mov    (%rax),%edi
lea    0x1019(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e0e(%rip),%rax
mov    (%rax),%edi
lea    0x1052(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2df7(%rip),%rax
mov    (%rax),%edi
lea    0x1081(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2de0(%rip),%rax
mov    (%rax),%edi
lea    0x10ac(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dc9(%rip),%rax
mov    (%rax),%edi
lea    0x10d2(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2db2(%rip),%rax
mov    (%rax),%edi
lea    0x1106(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2d9b(%rip),%rax
mov    (%rax),%edi
lea    0x1140(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_usage>:
push   %rbx
mov    %rdi,%rdx
mov    0x2ec5(%rip),%rbx
mov    (%rbx),%edi
lea    0xedc(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xefb(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf1f(%rip),%rsi
mov    $0x1,%edx
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf9c(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xfdd(%rip),%rsi
mov    $0x1,%edx
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x1014(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x104f(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x108f(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x10c5(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x10f7(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x1124(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x115f(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0x11a0(%rip),%rsi
xor    %eax,%eax
pop    %rbx
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [47 x i8] c"\0AUsage: %s <options> [interface assignment]*\0A\0A\00"
@.str.1 = [52 x i8] c"Options: -I <infile> (default stdin)\0A\00"
@.str.2 = [146 x i8] c" -l <num> (process input file <num> times)\0A (Use 'i' for infinite loop - default: %d)\0A\00"
@.str.3 = [81 x i8] c" -t (ignore timestamps: send frames immediately)\0A\00"
@.str.4 = [76 x i8] c" -g <ms> (gap in milli seconds - default: %d ms)\0A\00"
@.str.5 = [75 x i8] c" -s 
 (skip gaps in timestamps > 's' seconds)\0A\00"
@.str.6 = [80 x i8] c" -x (disable local loopback of sent CAN frames)\0A\00"
@.str.7 = [70 x i8] c" -v (verbose: print sent CAN frames)\0A\0A\00"
@.str.8 = [66 x i8] c"Interface assignment: 0..n assignments like <write-if>=<log-if>\0A\00"
@.str.9 = [61 x i8] c"e.g. vcan2=can0 ( send frames received from can0 on vcan2 )\0A\00"
@.str.10 = [75 x i8] c"extra hook: stdout=can0 ( print logfile line marked with can0 on stdout )\0A\00"
@.str.11 = [81 x i8] c"No assignments => send frames to the interface(s) they had been received from.\0A\0A\00"
@.str.12 = [80 x i8] c"Lines in the logfile not beginning with '(' (start of timestamp) are ignored.\0A\0A\00"
define void @print_usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i32, i32* @stderr
%4 = load i8*, i8** %2
%5 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = load i32, i32* @stderr
%7 = call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([52 x i8], [52 x i8]* @.str.1, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([146 x i8], [146 x i8]* @.str.2, i64 0, i64 0), i32 1)
%10 = load i32, i32* @stderr
%11 = call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([81 x i8], [81 x i8]* @.str.3, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([76 x i8], [76 x i8]* @.str.4, i64 0, i64 0), i32 1)
%14 = load i32, i32* @stderr
%15 = call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([75 x i8], [75 x i8]* @.str.5, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([80 x i8], [80 x i8]* @.str.6, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.7, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([66 x i8], [66 x i8]* @.str.8, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.9, i64 0, i64 0))
%24 = load i32, i32* @stderr
%25 = call i32 (i32, i8*, ...) @fprintf(i32 %24, i8* getelementptr inbounds ([75 x i8], [75 x i8]* @.str.10, i64 0, i64 0))
%26 = load i32, i32* @stderr
%27 = call i32 (i32, i8*, ...) @fprintf(i32 %26, i8* getelementptr inbounds ([81 x i8], [81 x i8]* @.str.11, i64 0, i64 0))
%28 = load i32, i32* @stderr
%29 = call i32 (i32, i8*, ...) @fprintf(i32 %28, i8* getelementptr inbounds ([80 x i8], [80 x i8]* @.str.12, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [47 x i8] c"\0AUsage: %s <options> [interface assignment]*\0A\0A\00"
@.str.1 = [52 x i8] c"Options: -I <infile> (default stdin)\0A\00"
@.str.2 = [146 x i8] c" -l <num> (process input file <num> times)\0A (Use 'i' for infinite loop - default: %d)\0A\00"
@.str.3 = [81 x i8] c" -t (ignore timestamps: send frames immediately)\0A\00"
@.str.4 = [76 x i8] c" -g <ms> (gap in milli seconds - default: %d ms)\0A\00"
@.str.5 = [75 x i8] c" -s 
 (skip gaps in timestamps > 's' seconds)\0A\00"
@.str.6 = [80 x i8] c" -x (disable local loopback of sent CAN frames)\0A\00"
@.str.7 = [70 x i8] c" -v (verbose: print sent CAN frames)\0A\0A\00"
@.str.8 = [66 x i8] c"Interface assignment: 0..n assignments like <write-if>=<log-if>\0A\00"
@.str.9 = [61 x i8] c"e.g. vcan2=can0 ( send frames received from can0 on vcan2 )\0A\00"
@.str.10 = [75 x i8] c"extra hook: stdout=can0 ( print logfile line marked with can0 on stdout )\0A\00"
@.str.11 = [81 x i8] c"No assignments => send frames to the interface(s) they had been received from.\0A\0A\00"
@.str.12 = [80 x i8] c"Lines in the logfile not beginning with '(' (start of timestamp) are ignored.\0A\0A\00"
define void @print_usage(i8* %0) {
%2 = load i32, i32* @stderr
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str, i64 0, i64 0), i8* %0)
%4 = load i32, i32* @stderr
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([52 x i8], [52 x i8]* @.str.1, i64 0, i64 0))
%6 = load i32, i32* @stderr
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([146 x i8], [146 x i8]* @.str.2, i64 0, i64 0), i32 1)
%8 = load i32, i32* @stderr
%9 = tail call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([81 x i8], [81 x i8]* @.str.3, i64 0, i64 0))
%10 = load i32, i32* @stderr
%11 = tail call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([76 x i8], [76 x i8]* @.str.4, i64 0, i64 0), i32 1)
%12 = load i32, i32* @stderr
%13 = tail call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([75 x i8], [75 x i8]* @.str.5, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = tail call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([80 x i8], [80 x i8]* @.str.6, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = tail call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.7, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = tail call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([66 x i8], [66 x i8]* @.str.8, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = tail call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([61 x i8], [61 x i8]* @.str.9, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = tail call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([75 x i8], [75 x i8]* @.str.10, i64 0, i64 0))
%24 = load i32, i32* @stderr
%25 = tail call i32 (i32, i8*, ...) @fprintf(i32 %24, i8* getelementptr inbounds ([81 x i8], [81 x i8]* @.str.11, i64 0, i64 0))
%26 = load i32, i32* @stderr
%27 = tail call i32 (i32, i8*, ...) @fprintf(i32 %26, i8* getelementptr inbounds ([80 x i8], [80 x i8]* @.str.12, i64 0, i64 0))
ret void
}