#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 EXIT_FAILURE;
int EXIT_SUCCESS;
int /*<<< orphan*/ app(char *, char *);
int /*<<< orphan*/ end();
int /*<<< orphan*/ init();
int /*<<< orphan*/ printf(char *, char *);
int main(int argc, char **argv) {
  if (argc < 2) {
    printf("Usage : %s [address] [pseudo]\n", argv[0]);
    return EXIT_FAILURE;
  }
  init();
  app(argv[1], argv[2]);
  end();
  return EXIT_SUCCESS;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
cmpl   $0x2,-0x8(%rbp)
jge    1184 <main+0x44>
mov    -0x10(%rbp),%rax
mov    (%rax),%rsi
lea    0xe92(%rip),%rdi
call   1030 <printf@plt>
mov    0x2e66(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x4(%rbp)
jmp    11b3 <main+0x73>
mov    $0x0,%al
call   1050 <init@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rsi
call   1060 <app@plt>
mov    $0x0,%al
call   1040 <end@plt>
mov    0x2e2a(%rip),%rax
mov    (%rax),%eax
mov    %eax,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
mov    %rsi,%rbx
cmp    $0x1,%edi
jg     1161 <main+0x21>
mov    (%rbx),%rsi
lea    0xead(%rip),%rdi
call   1030 <printf@plt>
mov    0x2e81(%rip),%rax
jmp    1183 <main+0x43>
xor    %eax,%eax
call   1050 <init@plt>
mov    0x8(%rbx),%rdi
mov    0x10(%rbx),%rsi
call   1060 <app@plt>
xor    %eax,%eax
call   1040 <end@plt>
mov    0x2e55(%rip),%rax
mov    (%rax),%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [31 x i8] c"Usage : %s [address] [pseudo]\0A\00"
@EXIT_FAILURE = global i32 0
@EXIT_SUCCESS = global i32 0
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 slt i32 %6, 2
br i1 %7, label %8, label %14
8: ; preds = %2
%9 = load i8**, i8*** %5
%10 = getelementptr inbounds i8*, i8** %9, i64 0
%11 = load i8*, i8** %10
%12 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str, i64 0, i64 0), i8* %11)
%13 = load i32, i32* @EXIT_FAILURE
store i32 %13, i32* %3
br label %25
14: ; preds = %2
%15 = call i32 (...) @init()
%16 = load i8**, i8*** %5
%17 = getelementptr inbounds i8*, i8** %16, i64 1
%18 = load i8*, i8** %17
%19 = load i8**, i8*** %5
%20 = getelementptr inbounds i8*, i8** %19, i64 2
%21 = load i8*, i8** %20
%22 = call i32 @app(i8* %18, i8* %21)
%23 = call i32 (...) @end()
%24 = load i32, i32* @EXIT_SUCCESS
store i32 %24, i32* %3
br label %25
25: ; preds = %14, %8
%26 = load i32, i32* %3
ret i32 %26
}

LLVM IR (-O2):
@.str = [31 x i8] c"Usage : %s [address] [pseudo]\0A\00"
@EXIT_FAILURE = global i32 0
@EXIT_SUCCESS = global i32 0
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp slt i32 %0, 2
br i1 %3, label %4, label %7
4: ; preds = %2
%5 = load i8*, i8** %1
%6 = tail call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str, i64 0, i64 0), i8* %5)
br label %15
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 @app(i8* %10, i8* %12)
%14 = tail call i32 (...) @end()
br label %15
15: ; preds = %7, %4
%16 = phi i32* [ @EXIT_FAILURE, %4 ], [ @EXIT_SUCCESS, %7 ]
%17 = load i32, i32* %16
ret i32 %17
}