#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*/ isdigit(char);
int strlen(char *);
int IsIPAddress(char *Str) {
  int len, count;
  len = strlen(Str);
  if (len < 1)
    return (0);
  for (count = 0; count < len; count++)
    if ((!isdigit(Str[count])) && (Str[count] != '.'))
      return (0);
  return (1);
}


x86 assembly (clang, -O0):
<IsIPAddress>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
call   1040 <strlen@plt>
mov    %eax,-0x14(%rbp)
cmpl   $0x1,-0x14(%rbp)
jge    114e <IsIPAddress+0x2e>
movl   $0x0,-0x4(%rbp)
jmp    11b6 <IsIPAddress+0x96>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    11af <IsIPAddress+0x8f>
mov    -0x10(%rbp),%rax
movslq -0x18(%rbp),%rcx
movsbl (%rax,%rcx,1),%edi
call   1030 <isdigit@plt>
cmp    $0x0,%eax
jne    119c <IsIPAddress+0x7c>
mov    -0x10(%rbp),%rax
movslq -0x18(%rbp),%rcx
movsbl (%rax,%rcx,1),%eax
cmp    $0x2e,%eax
je     119c <IsIPAddress+0x7c>
movl   $0x0,-0x4(%rbp)
jmp    11b6 <IsIPAddress+0x96>
jmp    11a1 <IsIPAddress+0x81>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    1155 <IsIPAddress+0x35>
movl   $0x1,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<IsIPAddress>:
push   %r15
push   %r14
push   %rbx
mov    %rdi,%r15
call   1040 <strlen@plt>
test   %eax,%eax
jle    115e <IsIPAddress+0x3e>
mov    %eax,%r14d
xor    %ebx,%ebx
jmp    1149 <IsIPAddress+0x29>
nopl   0x0(%rax,%rax,1)
add    $0x1,%rbx
cmp    %rbx,%r14
je     1162 <IsIPAddress+0x42>
movsbl (%r15,%rbx,1),%edi
call   1030 <isdigit@plt>
test   %eax,%eax
jne    1140 <IsIPAddress+0x20>
cmpb   $0x2e,(%r15,%rbx,1)
je     1140 <IsIPAddress+0x20>
xor    %eax,%eax
jmp    1167 <IsIPAddress+0x47>
mov    $0x1,%eax
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
define i32 @IsIPAddress(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
%4 = alloca i32
%5 = alloca i32
store i8* %0, i8** %3
%6 = load i8*, i8** %3
%7 = call i32 @strlen(i8* %6)
store i32 %7, i32* %4
%8 = load i32, i32* %4
%9 = icmp slt i32 %8, 1
br i1 %9, label %10, label %11
10: ; preds = %1
store i32 0, i32* %2
br label %38
11: ; preds = %1
store i32 0, i32* %5
br label %12
12: ; preds = %34, %11
%13 = load i32, i32* %5
%14 = load i32, i32* %4
%15 = icmp slt i32 %13, %14
br i1 %15, label %16, label %37
16: ; preds = %12
%17 = load i8*, i8** %3
%18 = load i32, i32* %5
%19 = sext i32 %18 to i64
%20 = getelementptr inbounds i8, i8* %17, i64 %19
%21 = load i8, i8* %20
%22 = call i32 @isdigit(i8 signext %21)
%23 = icmp ne i32 %22, 0
br i1 %23, label %33, label %24
24: ; preds = %16
%25 = load i8*, i8** %3
%26 = load i32, i32* %5
%27 = sext i32 %26 to i64
%28 = getelementptr inbounds i8, i8* %25, i64 %27
%29 = load i8, i8* %28
%30 = sext i8 %29 to i32
%31 = icmp ne i32 %30, 46
br i1 %31, label %32, label %33
32: ; preds = %24
store i32 0, i32* %2
br label %38
33: ; preds = %24, %16
br label %34
34: ; preds = %33
%35 = load i32, i32* %5
%36 = add nsw i32 %35, 1
store i32 %36, i32* %5
br label %12
37: ; preds = %12
store i32 1, i32* %2
br label %38
38: ; preds = %37, %32, %10
%39 = load i32, i32* %2
ret i32 %39
}

LLVM IR (-O2):
define i32 @IsIPAddress(i8* %0) {
%2 = tail call i32 @strlen(i8* %0)
%3 = icmp slt i32 %2, 1
br i1 %3, label %18, label %4
4: ; preds = %1
%5 = zext i32 %2 to i64
br label %6
6: ; preds = %4, %15
%7 = phi i64 [ 0, %4 ], [ %16, %15 ]
%8 = getelementptr inbounds i8, i8* %0, i64 %7
%9 = load i8, i8* %8
%10 = tail call i32 @isdigit(i8 signext %9)
%11 = icmp eq i32 %10, 0
br i1 %11, label %12, label %15
12: ; preds = %6
%13 = load i8, i8* %8
%14 = icmp eq i8 %13, 46
br i1 %14, label %15, label %18
15: ; preds = %6, %12
%16 = add nuw nsw i64 %7, 1
%17 = icmp eq i64 %16, %5
br i1 %17, label %18, label %6
18: ; preds = %12, %15, %1
%19 = phi i32 [ 0, %1 ], [ 0, %12 ], [ 1, %15 ]
ret i32 %19
}