#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*/ atoi(char *);
int /*<<< orphan*/ domap(char *, int /*<<< orphan*/);
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ init();
int /*<<< orphan*/ printf(char *);
int main(int argc, char *argv[]) {
  if (argc != 3) {
    printf("Usage: makemap <mapfile> <start vnum>\n");
    exit(-1);
  }
  init();
  domap(argv[1], atoi(argv[2]));
  exit(0);
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x3,-0x8(%rbp)
je     1186 <main+0x36>
lea    0xe89(%rip),%rdi
call   1030 <printf@plt>
mov    $0xffffffff,%edi
call   1070 <exit@plt>
mov    $0x0,%al
call   1040 <init@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rax
mov    %rax,-0x18(%rbp)
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
call   1060 <atoi@plt>
mov    -0x18(%rbp),%rdi
mov    %eax,%esi
call   1050 <domap@plt>
xor    %edi,%edi
call   1070 <exit@plt>

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
cmp    $0x3,%edi
jne    1181 <main+0x31>
mov    %rsi,%rbx
xor    %eax,%eax
call   1040 <init@plt>
mov    0x8(%rbx),%r14
mov    0x10(%rbx),%rdi
call   1060 <atoi@plt>
mov    %r14,%rdi
mov    %eax,%esi
call   1050 <domap@plt>
xor    %edi,%edi
call   1070 <exit@plt>
lea    0xe78(%rip),%rdi
call   1030 <puts@plt>
mov    $0xffffffff,%edi
call   1070 <exit@plt>

LLVM IR (-O0):
@.str = [39 x i8] c"Usage: makemap <mapfile> <start vnum>\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%6 = load i32, i32* %4
%7 = icmp ne i32 %6, 3
br i1 %7, label %8, label %11
8: ; preds = %2
%9 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str, i64 0, i64 0))
%10 = call i32 @exit(i32 -1)
unreachable
11: ; preds = %2
%12 = call i32 (...) @init()
%13 = load i8**, i8*** %5
%14 = getelementptr inbounds i8*, i8** %13, i64 1
%15 = load i8*, i8** %14
%16 = load i8**, i8*** %5
%17 = getelementptr inbounds i8*, i8** %16, i64 2
%18 = load i8*, i8** %17
%19 = call i32 @atoi(i8* %18)
%20 = call i32 @domap(i8* %15, i32 %19)
%21 = call i32 @exit(i32 0)
unreachable
}

LLVM IR (-O2):
@str = [38 x i8] c"Usage: makemap <mapfile> <start vnum>\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %7, label %4
4: ; preds = %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str, i64 0, i64 0))
%6 = tail call i32 @exit(i32 -1)
unreachable
7: ; preds = %2
%8 = tail call i32 (...) @init()
%9 = getelementptr inbounds i8*, i8** %1, i64 1
%10 = load i8*, i8** %9
%11 = getelementptr inbounds i8*, i8** %1, i64 2
%12 = load i8*, i8** %11
%13 = tail call i32 @atoi(i8* %12)
%14 = tail call i32 @domap(i8* %10, i32 %13)
%15 = tail call i32 @exit(i32 0)
unreachable
}