std.cfg: Improved support for std::ios std::ios_base std::ofstream and std::ostream functions.

Author: orbitcowboy

cfg/std.cfg

@@ -4394,6 +4394,30 @@ The obsolete function 'gets' is called. With 'gets' you'll get a buffer overrun
       <not-uninit/>
     </arg>
   </function>
+  <!-- bool good() const; -->
+  <function name="std::ios::good,std::ios_base::good,std::ostream::good,std::ofstream::good">
+    <noreturn>false</noreturn>
+    <returnValue type="bool"/>
+    <const/>
+  </function>
+  <!-- bool eof() const; -->
+  <function name="std::ios::eof,std::ios_base::eof,std::ostream::eof,std::ofstream::eof">
+    <noreturn>false</noreturn>
+    <returnValue type="bool"/>
+    <const/>
+  </function>
+  <!-- bool fail() const; -->
+  <function name="std::ios::fail,std::ios_base::fail,std::ostream::fail,std::ofstream::fail">
+    <noreturn>false</noreturn>
+    <returnValue type="bool"/>
+    <const/>
+  </function>
+  <!-- bool bad() const; -->
+  <function name="std::ios::bad,std::ios_base::bad,std::ostream::bad,std::ofstream::bad">
+    <noreturn>false</noreturn>
+    <returnValue type="bool"/>
+    <const/>
+  </function>
   <function name="std::array::clear,std::deque::clear,std::list::clear,std::forward_list::clear,std::map::clear,std::unordered_map::clear,std::queue::clear,std::set::clear,std::unordered_set::clear,std::stack::clear,std::string::clear,std::wstring::clear,std::basic_string::empty,std::vector::clear">
     <noreturn>false</noreturn>
   </function>