#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 __VERIFIER_nondet_int();
scalar_t__ alloca(int);
int /*<<< orphan*/ cstrncpy(char *, char *, int);
int main() {
  int length = __VERIFIER_nondet_int();
  int n = __VERIFIER_nondet_int();
  if (length < 1) {
    length = 1;
  }
  if (n < 1) {
    n = 1;
  }
  char *nondetArea = (char *)alloca(n * sizeof(char));
  char *nondetString = (char *)alloca(length * sizeof(char));
  nondetString[length - 1] = '\0';
  cstrncpy(nondetArea, nondetString, n);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    $0x0,%al
call   1040 <__VERIFIER_nondet_int@plt>
mov    %eax,-0x8(%rbp)
mov    $0x0,%al
call   1040 <__VERIFIER_nondet_int@plt>
mov    %eax,-0xc(%rbp)
cmpl   $0x1,-0x8(%rbp)
jge    1164 <main+0x34>
movl   $0x1,-0x8(%rbp)
cmpl   $0x1,-0xc(%rbp)
jge    1175 <main+0x45>
movl   $0x1,-0xc(%rbp)
movslq -0xc(%rbp),%rax
shl    $0x0,%rax
mov    %eax,%edi
call   1030 <alloca@plt>
mov    %rax,-0x18(%rbp)
movslq -0x8(%rbp),%rax
shl    $0x0,%rax
mov    %eax,%edi
call   1030 <alloca@plt>
mov    %rax,-0x20(%rbp)
mov    -0x20(%rbp),%rax
mov    -0x8(%rbp),%ecx
sub    $0x1,%ecx
movslq %ecx,%rcx
movb   $0x0,(%rax,%rcx,1)
mov    -0x18(%rbp),%rdi
mov    -0x20(%rbp),%rsi
mov    -0xc(%rbp),%edx
call   1050 <cstrncpy@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %r14
push   %rbx
xor    %eax,%eax
call   1040 <__VERIFIER_nondet_int@plt>
mov    %eax,%ebx
xor    %eax,%eax
call   1040 <__VERIFIER_nondet_int@plt>
test   %ebx,%ebx
mov    $0x1,%ebp
cmovle %ebp,%ebx
test   %eax,%eax
cmovg  %eax,%ebp
mov    %ebp,%edi
call   1030 <alloca@plt>
mov    %rax,%r14
mov    %ebx,%edi
call   1030 <alloca@plt>
add    $0xffffffff,%ebx
movb   $0x0,(%rax,%rbx,1)
mov    %r14,%rdi
mov    %rax,%rsi
mov    %ebp,%edx
call   1050 <cstrncpy@plt>
xor    %eax,%eax
pop    %rbx
pop    %r14
pop    %rbp
ret

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

LLVM IR (-O2):
define i32 @main() {
%1 = tail call i32 (...) @__VERIFIER_nondet_int()
%2 = tail call i32 (...) @__VERIFIER_nondet_int()
%3 = icmp sgt i32 %1, 1
%4 = select i1 %3, i32 %1, i32 1
%5 = icmp sgt i32 %2, 1
%6 = select i1 %5, i32 %2, i32 1
%7 = tail call i64 @alloca(i32 %6)
%8 = inttoptr i64 %7 to i8*
%9 = tail call i64 @alloca(i32 %4)
%10 = inttoptr i64 %9 to i8*
%11 = add nsw i32 %4, -1
%12 = zext i32 %11 to i64
%13 = getelementptr inbounds i8, i8* %10, i64 %12
store i8 0, i8* %13
%14 = tail call i32 @cstrncpy(i8* %8, i8* %10, i32 %6)
ret i32 0
}