#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*/ *strstr(char *, char *);
int AT_EXP_CREG(const unsigned char *RESP) {
  if (RESP == NULL) {
    return (0);
  }
  if ((strstr((char *)RESP, "+CREG: 0,1") != NULL) ||
      (strstr((char *)RESP, "+CREG: 0,5") != NULL)) {
    return (1);
  }
  return (0);
}


x86 assembly (clang, -O0):
<AT_EXP_CREG>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
cmpq   $0x0,-0x10(%rbp)
jne    1133 <AT_EXP_CREG+0x23>
movl   $0x0,-0x4(%rbp)
jmp    117a <AT_EXP_CREG+0x6a>
mov    -0x10(%rbp),%rdi
lea    0xec2(%rip),%rsi
call   1030 <strstr@plt>
cmp    $0x0,%rax
jne    1167 <AT_EXP_CREG+0x57>
mov    -0x10(%rbp),%rdi
lea    0xeb3(%rip),%rsi
call   1030 <strstr@plt>
cmp    $0x0,%rax
je     1173 <AT_EXP_CREG+0x63>
movl   $0x1,-0x4(%rbp)
jmp    117a <AT_EXP_CREG+0x6a>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<AT_EXP_CREG>:
push   %rbx
test   %rdi,%rdi
je     1134 <AT_EXP_CREG+0x24>
mov    %rdi,%rbx
lea    0xee0(%rip),%rsi
call   1030 <strstr@plt>
mov    %rax,%rcx
mov    $0x1,%eax
test   %rcx,%rcx
je     1138 <AT_EXP_CREG+0x28>
pop    %rbx
ret
xor    %eax,%eax
pop    %rbx
ret
lea    0xecc(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strstr@plt>
mov    %rax,%rcx
xor    %eax,%eax
test   %rcx,%rcx
setne  %al
pop    %rbx
ret

LLVM IR (-O0):
@.str = [11 x i8] c"+CREG: 0,1\00"
@.str.1 = [11 x i8] c"+CREG: 0,5\00"
define i32 @AT_EXP_CREG(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = icmp eq i8* %4, null
br i1 %5, label %6, label %7
6: ; preds = %1
store i32 0, i32* %2
br label %17
7: ; preds = %1
%8 = load i8*, i8** %3
%9 = call i32* @strstr(i8* %8, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0))
%10 = icmp ne i32* %9, null
br i1 %10, label %15, label %11
11: ; preds = %7
%12 = load i8*, i8** %3
%13 = call i32* @strstr(i8* %12, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0))
%14 = icmp ne i32* %13, null
br i1 %14, label %15, label %16
15: ; preds = %11, %7
store i32 1, i32* %2
br label %17
16: ; preds = %11
store i32 0, i32* %2
br label %17
17: ; preds = %16, %15, %6
%18 = load i32, i32* %2
ret i32 %18
}

LLVM IR (-O2):
@.str = [11 x i8] c"+CREG: 0,1\00"
@.str.1 = [11 x i8] c"+CREG: 0,5\00"
define i32 @AT_EXP_CREG(i8* %0) {
%2 = icmp eq i8* %0, null
br i1 %2, label %10, label %3
3: ; preds = %1
%4 = tail call i32* @strstr(i8* %0, i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i64 0, i64 0))
%5 = icmp eq i32* %4, null
br i1 %5, label %6, label %10
6: ; preds = %3
%7 = tail call i32* @strstr(i8* %0, i8* dereferenceable(1) getelementptr inbounds ([11 x i8], [11 x i8]* @.str.1, i64 0, i64 0))
%8 = icmp ne i32* %7, null
%9 = zext i1 %8 to i32
br label %10
10: ; preds = %6, %3, %1
%11 = phi i32 [ 0, %1 ], [ 1, %3 ], [ %9, %6 ]
ret i32 %11
}