#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 /*<<< orphan*/);
int /*<<< orphan*/ fflush(int /*<<< orphan*/);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ stderr;
void usage(const char *msg) {
  if (msg != NULL)
    fprintf(stderr, "%s\n", msg);
  fprintf(stderr,
          "usage: renamegroup <filename> <old group path name> <new name>\n");
  fflush(stderr);
  exit(0);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
cmpq   $0x0,-0x8(%rbp)
je     1162 <usage+0x32>
mov    0x2e92(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xea5(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e77(%rip),%rax
mov    (%rax),%edi
lea    0xe92(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e60(%rip),%rax
mov    (%rax),%edi
call   1040 <fflush@plt>
xor    %edi,%edi
call   1050 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rbx
test   %rdi,%rdi
je     1150 <usage+0x20>
mov    %rdi,%rdx
mov    0x2ea0(%rip),%rax
mov    (%rax),%edi
lea    0xeb7(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    0x2e89(%rip),%rbx
mov    (%rbx),%edi
lea    0xea4(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
call   1040 <fflush@plt>
xor    %edi,%edi
call   1050 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [4 x i8] c"%s\0A\00"
@.str.1 = [64 x i8] c"usage: renamegroup <filename> <old group path name> <new name>\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i8*, i8** %2
%4 = icmp ne i8* %3, null
br i1 %4, label %5, label %9
5: ; preds = %1
%6 = load i32, i32* @stderr
%7 = load i8*, i8** %2
%8 = call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8* %7)
br label %9
9: ; preds = %5, %1
%10 = load i32, i32* @stderr
%11 = call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.1, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = call i32 @fflush(i32 %12)
%14 = call i32 @exit(i32 0)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [4 x i8] c"%s\0A\00"
@.str.1 = [64 x i8] c"usage: renamegroup <filename> <old group path name> <new name>\0A\00"
define void @usage(i8* %0) {
%2 = icmp eq i8* %0, null
br i1 %2, label %6, label %3
3: ; preds = %1
%4 = load i32, i32* @stderr
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i8* %0)
br label %6
6: ; preds = %3, %1
%7 = load i32, i32* @stderr
%8 = tail call i32 (i32, i8*, ...) @fprintf(i32 %7, i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.1, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fflush(i32 %9)
%11 = tail call i32 @exit(i32 0)
unreachable
}