#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*/ fputs(char *, int /*<<< orphan*/);
int /*<<< orphan*/ print_word_frequencies(char *);
int /*<<< orphan*/ stderr;
int main(int argc, char **argv) {
  if (argc != 2) {
    fputs("error: you must supply a filename as an argument\n", stderr);
    fputs("USAGE: ./a.out <filePath>\n", stderr);
    return 1;
  }
  if (!print_word_frequencies(argv[1]))
    return 1;
  return 0;
}


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)
je     1176 <main+0x56>
mov    0x2e99(%rip),%rax
mov    (%rax),%esi
lea    0xeb0(%rip),%rdi
call   1030 <fputs@plt>
mov    0x2e84(%rip),%rax
mov    (%rax),%esi
lea    0xecd(%rip),%rdi
call   1030 <fputs@plt>
movl   $0x1,-0x4(%rbp)
jmp    119f <main+0x7f>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
call   1040 <print_word_frequencies@plt>
cmp    $0x0,%eax
jne    1198 <main+0x78>
movl   $0x1,-0x4(%rbp)
jmp    119f <main+0x7f>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
cmp    $0x2,%edi
jne    113a <main+0x1a>
mov    0x8(%rsi),%rdi
call   1040 <print_word_frequencies@plt>
mov    %eax,%ecx
xor    %eax,%eax
test   %ecx,%ecx
sete   %al
pop    %rbx
ret
mov    0x2e9f(%rip),%rbx
mov    (%rbx),%esi
lea    0xeb6(%rip),%rdi
call   1030 <fputs@plt>
mov    (%rbx),%esi
lea    0xeda(%rip),%rdi
call   1030 <fputs@plt>
mov    $0x1,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [50 x i8] c"error: you must supply a filename as an argument\0A\00"
@stderr = global i32 0
@.str.1 = [27 x i8] c"USAGE: ./a.out <filePath>\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, 2
br i1 %7, label %8, label %13
8: ; preds = %2
%9 = load i32, i32* @stderr
%10 = call i32 @fputs(i8* getelementptr inbounds ([50 x i8], [50 x i8]* @.str, i64 0, i64 0), i32 %9)
%11 = load i32, i32* @stderr
%12 = call i32 @fputs(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.1, i64 0, i64 0), i32 %11)
store i32 1, i32* %3
br label %21
13: ; preds = %2
%14 = load i8**, i8*** %5
%15 = getelementptr inbounds i8*, i8** %14, i64 1
%16 = load i8*, i8** %15
%17 = call i32 @print_word_frequencies(i8* %16)
%18 = icmp ne i32 %17, 0
br i1 %18, label %20, label %19
19: ; preds = %13
store i32 1, i32* %3
br label %21
20: ; preds = %13
store i32 0, i32* %3
br label %21
21: ; preds = %20, %19, %8
%22 = load i32, i32* %3
ret i32 %22
}

LLVM IR (-O2):
@.str = [50 x i8] c"error: you must supply a filename as an argument\0A\00"
@stderr = global i32 0
@.str.1 = [27 x i8] c"USAGE: ./a.out <filePath>\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 2
br i1 %3, label %9, label %4
4: ; preds = %2
%5 = load i32, i32* @stderr
%6 = tail call i32 @fputs(i8* getelementptr inbounds ([50 x i8], [50 x i8]* @.str, i64 0, i64 0), i32 %5)
%7 = load i32, i32* @stderr
%8 = tail call i32 @fputs(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.1, i64 0, i64 0), i32 %7)
br label %15
9: ; preds = %2
%10 = getelementptr inbounds i8*, i8** %1, i64 1
%11 = load i8*, i8** %10
%12 = tail call i32 @print_word_frequencies(i8* %11)
%13 = icmp eq i32 %12, 0
%14 = zext i1 %13 to i32
br label %15
15: ; preds = %9, %4
%16 = phi i32 [ 1, %4 ], [ %14, %9 ]
ret i32 %16
}