fix the memory_info with NULL label

2023-01-28 18:50:41 +08:00
parent 1a949cec1d
commit 9d32f409bc
1 changed files with 1 additions and 1 deletions
--- a/deps/oblib/src/lib/alloc/alloc_struct.h
+++ b/deps/oblib/src/lib/alloc/alloc_struct.h
@ -104,7 +104,7 @@ struct ObLabel
  }
  // for format print
  operator const char*() const;
-  bool is_valid() const { return nullptr != str_; }
+  bool is_valid() const { return nullptr != str_ && '\0' != str_[0]; }
  int64_t to_string(char *buf, const int64_t buf_len) const;
  const char *str_;
 };