#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_SUCCESS;
int OpFile(char *, char *);
int /*<<< orphan*/ Usage(char *);
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ perror(char *);
int main(int argc, char *argv[]) {
  if (argc != 3) {
    Usage(argv[0]);
    exit(1);
  }
  if (OpFile(argv[1], argv[2]) == -1) {
    perror("Error on computing minimum!");
    exit(1);
  }
  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   $0x3,-0x8(%rbp)
je     1176 <main+0x36>
mov    -0x10(%rbp),%rax
mov    (%rax),%rdi
call   1030 <Usage@plt>
mov    $0x1,%edi
call   1060 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rsi
call   1040 <OpFile@plt>
cmp    $0xffffffff,%eax
jne    11aa <main+0x6a>
lea    0xe65(%rip),%rdi
call   1050 <perror@plt>
mov    $0x1,%edi
call   1060 <exit@plt>
mov    0x2e2f(%rip),%rax
mov    (%rax),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
cmp    $0x3,%edi
jne    1163 <main+0x23>
mov    0x8(%rsi),%rdi
mov    0x10(%rsi),%rsi
call   1040 <OpFile@plt>
cmp    $0xffffffff,%eax
je     1175 <main+0x35>
mov    0x2e81(%rip),%rax
mov    (%rax),%eax
pop    %rcx
ret
mov    (%rsi),%rdi
call   1030 <Usage@plt>
mov    $0x1,%edi
call   1060 <exit@plt>
lea    0xe84(%rip),%rdi
call   1050 <perror@plt>
mov    $0x1,%edi
call   1060 <exit@plt>

LLVM IR (-O0):
@.str = [28 x i8] c"Error on computing minimum!\00"
@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 ne i32 %6, 3
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 @Usage(i8* %11)
%13 = call i32 @exit(i32 1)
unreachable
14: ; preds = %2
%15 = load i8**, i8*** %5
%16 = getelementptr inbounds i8*, i8** %15, i64 1
%17 = load i8*, i8** %16
%18 = load i8**, i8*** %5
%19 = getelementptr inbounds i8*, i8** %18, i64 2
%20 = load i8*, i8** %19
%21 = call i32 @OpFile(i8* %17, i8* %20)
%22 = icmp eq i32 %21, -1
br i1 %22, label %23, label %26
23: ; preds = %14
%24 = call i32 @perror(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str, i64 0, i64 0))
%25 = call i32 @exit(i32 1)
unreachable
26: ; preds = %14
%27 = load i32, i32* @EXIT_SUCCESS
ret i32 %27
}

LLVM IR (-O2):
@.str = [28 x i8] c"Error on computing minimum!\00"
@EXIT_SUCCESS = global i32 0
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %8, label %4
4: ; preds = %2
%5 = load i8*, i8** %1
%6 = tail call i32 @Usage(i8* %5)
%7 = tail call i32 @exit(i32 1)
unreachable
8: ; preds = %2
%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 @OpFile(i8* %10, i8* %12)
%14 = icmp eq i32 %13, -1
br i1 %14, label %15, label %18
15: ; preds = %8
%16 = tail call i32 @perror(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str, i64 0, i64 0))
%17 = tail call i32 @exit(i32 1)
unreachable
18: ; preds = %8
%19 = load i32, i32* @EXIT_SUCCESS
ret i32 %19
}