1 files changed, 43 insertions, 0 deletions
diff --git a/clang/test/Analysis/Inputs/system-header-simulator-cxx.h b/clang/test/Analysis/Inputs/system-header-simulator-cxx.h
index ccd54cf3b28..66ead1c05ce 100644
--- a/clang/test/Analysis/Inputs/system-header-simulator-cxx.h
+++ b/clang/test/Analysis/Inputs/system-header-simulator-cxx.h
@@ -12,6 +12,13 @@ typedef __typeof__((char*)0-(char*)0) ptrdiff_t;
 void *memmove(void *s1, const void *s2, size_t n);
 
 namespace std {
+  typedef size_t size_type;
+#if __cplusplus >= 201103L
+  using nullptr_t = decltype(nullptr);
+#endif
+}
+
+namespace std {
   struct input_iterator_tag { };
   struct output_iterator_tag { };
   struct forward_iterator_tag : public input_iterator_tag { };
@@ -517,6 +524,42 @@ namespace std {
     const T& front() const { return *begin(); }
   };
 
+  template <typename CharT>
+  class basic_string {
+  public:
+    basic_string();
+    basic_string(const CharT *s);
+
+    ~basic_string();
+    void clear();
+
+    basic_string &operator=(const basic_string &str);
+    basic_string &operator+=(const basic_string &str);
+
+    const CharT *c_str() const;
+    const CharT *data() const;
+    CharT *data();
+
+    basic_string &append(size_type count, CharT ch);
+    basic_string &assign(size_type count, CharT ch);
+    basic_string &erase(size_type index, size_type count);
+    basic_string &insert(size_type index, size_type count, CharT ch);
+    basic_string &replace(size_type pos, size_type count, const basic_string &str);
+    void pop_back();
+    void push_back(CharT ch);
+    void reserve(size_type new_cap);
+    void resize(size_type count);
+    void shrink_to_fit();
+    void swap(basic_string &other);
+  };
+
+  typedef basic_string<char> string;
+  typedef basic_string<wchar_t> wstring;
+#if __cplusplus >= 201103L
+  typedef basic_string<char16_t> u16string;
+  typedef basic_string<char32_t> u32string;
+#endif
+
   class exception {
   public:
     exception() throw();