user: Demonstrate the C code that generates the assembly output below:

```asm
<appendStr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x140,%rsp
  mov    %rdi,-0x138(%rbp)
  mov    %rsi,-0x140(%rbp)
  mov    %rdx,-0xa0(%rbp)
  mov    %rcx,-0x98(%rbp)
  mov    %r8,-0x90(%rbp)
  mov    %r9,-0x88(%rbp)
  test   %al,%al
  je     L80
  movaps %xmm0,-0x80(%rbp)
  movaps %xmm1,-0x70(%rbp)
  movaps %xmm2,-0x60(%rbp)
  movaps %xmm3,-0x50(%rbp)
  movaps %xmm4,-0x40(%rbp)
  movaps %xmm5,-0x30(%rbp)
  movaps %xmm6,-0x20(%rbp)
  movaps %xmm7,-0x10(%rbp)
L80:
  mov    %fs:0x28,%rax
  mov    %rax,-0xb8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x12c(%rbp)
  movq   $0x0,-0x110(%rbp)
  movq   $0x0,-0x100(%rbp)
  movq   $0x0,-0xf8(%rbp)
  movq   $0x0,-0xf0(%rbp)
  movq   $0x0,-0xe8(%rbp)
  movq   $0x0,-0xe0(%rbp)
  movq   $0x0,-0xd8(%rbp)
  movq   $0x0,-0xd0(%rbp)
  movq   $0x0,-0xc8(%rbp)
  lea    -0x100(%rbp),%rax
  mov    %rax,-0x108(%rbp)
  mov    -0x140(%rbp),%rdx
  mov    -0x128(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <va_start@plt>
  mov    -0x128(%rbp),%edx
  mov    -0x124(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <va_copy@plt>
  mov    -0x128(%rbp),%ecx
  mov    -0x140(%rbp),%rdx
  lea    -0x100(%rbp),%rax
  mov    $0x40,%esi
  mov    %rax,%rdi
  call   <vsnprintf@plt>
  mov    %eax,-0x120(%rbp)
  cmpl   $0x0,-0x120(%rbp)
  jns    L136
  mov    -0x120(%rbp),%eax
  mov    %eax,%esi
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L18
L136:
  mov    -0x120(%rbp),%eax
  cmp    $0x40,%eax
  jbe    L10
  mov    -0x120(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x110(%rbp)
  cmpq   $0x0,-0x110(%rbp)
  jne    L134
  mov    -0x120(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%esi
  lea    D12(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L18
L134:
  mov    -0x120(%rbp),%eax
  lea    0x1(%rax),%esi
  mov    -0x124(%rbp),%ecx
  mov    -0x140(%rbp),%rdx
  mov    -0x110(%rbp),%rax
  mov    %rax,%rdi
  call   <vsnprintf@plt>
  mov    %eax,-0x11c(%rbp)
  mov    -0x11c(%rbp),%eax
  cmp    -0x120(%rbp),%eax
  je     L84
  mov    -0x120(%rbp),%edx
  mov    -0x11c(%rbp),%eax
  mov    %eax,%esi
  lea    D2(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L18
L84:
  mov    -0x110(%rbp),%rax
  mov    %rax,-0x108(%rbp)
L10:
  cmpq   $0x0,-0x138(%rbp)
  jne    L15
  movl   $0x0,-0x12c(%rbp)
  jmp    L75
L15:
  mov    -0x138(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x12c(%rbp)
L75:
  mov    -0x12c(%rbp),%edx
  mov    -0x120(%rbp),%eax
  add    %edx,%eax
  lea    0x1(%rax),%edx
  mov    -0x138(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <realloc@plt>
  mov    %rax,-0x118(%rbp)
  cmpq   $0x0,-0x118(%rbp)
  jne    L69
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  jmp    L18
L69:
  mov    -0x12c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x118(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x120(%rbp),%edx
  mov    -0x108(%rbp),%rax
  mov    %rax,%rsi
  mov    %rcx,%rdi
  call   <memcpy@plt>
  mov    -0x12c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x120(%rbp),%eax
  cltq
  add    %rax,%rdx
  mov    -0x118(%rbp),%rax
  add    %rdx,%rax
  mov    $0x1,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
L18:
  cmpq   $0x0,-0x110(%rbp)
  je     L135
  mov    -0x110(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  movq   $0x0,-0x110(%rbp)
L135:
  mov    -0x128(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  mov    -0x124(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  mov    -0x118(%rbp),%rax
  mov    -0xb8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L72
  call   <__stack_chk_fail@plt>
L72:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: label: D8
type: string
name: retrieve_data
arguments: label: D12
type: string
name: retrieve_data
arguments: label: D2
type: string
name: retrieve_data
arguments: label: D3
type: string

tool: D8: appendStr(): vsnprintf() return < 0: %d


tool: D12: appendStr() error: tmpBuf = malloc(%d) failed.


tool: D2: appendStr() error: vsnprintf() nBytes(%d) != n(%d)


tool: D3: appendStr() error: realloc() failed.

assistant: ```c
char *appendStr(char *buf, char *fmt, ...) {
  int n, nBytes, l = 0;
  char *newBuf, *tmpBuf = NULL;
  va_list args1, args2;
  char fixedBuf[64] = {0};
  char *inputStr = fixedBuf;
  va_start(args1, fmt);
  va_copy(args2, args1);
  n = vsnprintf(fixedBuf, sizeof(fixedBuf), fmt, args1);
  if (n < 0) {
    printf("appendStr(): vsnprintf() return < 0: %d\n", n);
    goto end;
  }
  if (n > sizeof(fixedBuf)) {
    tmpBuf = malloc(sizeof(char) * (n + 1));
    if (tmpBuf == NULL) {
      printf("appendStr() error: tmpBuf = malloc(%d) failed.\n", n + 1);
      goto end;
    }
    nBytes = vsnprintf(tmpBuf, n + 1, fmt, args2);
    if (nBytes != n) {
      printf("appendStr() error: vsnprintf() nBytes(%d) != n(%d)\n", nBytes, n);
      goto end;
    }
    inputStr = tmpBuf;
  }
  if (buf == NULL) {
    l = 0;
  } else {
    l = strlen(buf);
  }
  newBuf = realloc(buf, l + n + 1);
  if (newBuf == NULL) {
    printf("appendStr() error: realloc() failed.\n");
    goto end;
  }
  memcpy((void *)(newBuf + l), (void *)inputStr, n);
  memset((void *)(newBuf + l + n), 0, 1);
end:
  if (tmpBuf != NULL) {
    free(tmpBuf);
    tmpBuf = NULL;
  }
  va_end(args1);
  va_end(args2);
  return newBuf;
}
```