#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*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stdout;
int wordonly(char *, char *);
int main(int argc, char *argv[]) {
  if (argc != 3) {
    fprintf(stdout, "usage: wordonly <srcfile> <dstfile>\n");
    return 3;
  }
  int ret = wordonly(argv[1], argv[2]);
  fprintf(stdout, "wordonly done!!\n");
  return ret;
}


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     1161 <main+0x41>
mov    0x2e99(%rip),%rax
mov    (%rax),%edi
lea    0xeb0(%rip),%rsi
call   1040 <fprintf@plt>
movl   $0x3,-0x4(%rbp)
jmp    1194 <main+0x74>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rsi
call   1030 <wordonly@plt>
mov    %eax,-0x14(%rbp)
mov    0x2e60(%rip),%rax
mov    (%rax),%edi
lea    0xe9c(%rip),%rsi
call   1040 <fprintf@plt>
mov    -0x14(%rbp),%eax
mov    %eax,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
cmp    $0x3,%edi
jne    113e <main+0x1e>
mov    0x8(%rsi),%rdi
mov    0x10(%rsi),%rsi
call   1030 <wordonly@plt>
mov    %eax,%ebx
lea    0xee9(%rip),%rsi
jmp    114a <main+0x2a>
mov    $0x3,%ebx
lea    0xeb6(%rip),%rsi
mov    0x2e8f(%rip),%rax
mov    (%rax),%edi
call   1040 <fprintf@plt>
mov    %ebx,%eax
pop    %rbx
ret

LLVM IR (-O0):
@stdout = global i32 0
@.str = [37 x i8] c"usage: wordonly <srcfile> <dstfile>\0A\00"
@.str.1 = [17 x i8] c"wordonly done!!\0A\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%7 = load i32, i32* %4
%8 = icmp ne i32 %7, 3
br i1 %8, label %9, label %12
9: ; preds = %2
%10 = load i32, i32* @stdout
%11 = call i32 @fprintf(i32 %10, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str, i64 0, i64 0))
store i32 3, i32* %3
br label %23
12: ; preds = %2
%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 @wordonly(i8* %15, i8* %18)
store i32 %19, i32* %6
%20 = load i32, i32* @stdout
%21 = call i32 @fprintf(i32 %20, i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0))
%22 = load i32, i32* %6
store i32 %22, i32* %3
br label %23
23: ; preds = %12, %9
%24 = load i32, i32* %3
ret i32 %24
}

LLVM IR (-O2):
@stdout = global i32 0
@.str = [37 x i8] c"usage: wordonly <srcfile> <dstfile>\0A\00"
@.str.1 = [17 x i8] c"wordonly done!!\0A\00"
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp eq i32 %0, 3
br i1 %3, label %4, label %10
4: ; preds = %2
%5 = getelementptr inbounds i8*, i8** %1, i64 1
%6 = load i8*, i8** %5
%7 = getelementptr inbounds i8*, i8** %1, i64 2
%8 = load i8*, i8** %7
%9 = tail call i32 @wordonly(i8* %6, i8* %8)
br label %10
10: ; preds = %2, %4
%11 = phi i8* [ getelementptr inbounds ([17 x i8], [17 x i8]* @.str.1, i64 0, i64 0), %4 ], [ getelementptr inbounds ([37 x i8], [37 x i8]* @.str, i64 0, i64 0), %2 ]
%12 = phi i32 [ %9, %4 ], [ 3, %2 ]
%13 = load i32, i32* @stdout
%14 = tail call i32 @fprintf(i32 %13, i8* %11)
ret i32 %12
}