* g++.old-deja/g++.warn/impint2.C: New test.

From-SVN: r32361

gcc/testsuite/ChangeLog

+2000-03-06  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* g++.old-deja/g++.warn/impint2.C: New test.	
+
 2000-03-05  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* g++.old-deja/g++.warn/impint.C: New test.

gcc/testsuite/g++.old-deja/g++.warn/impint2.C

+// Build don't link:
+
+// Copyright (C) 2000 Free Software Foundation, Inc.
+// Contributed by Nathan Sidwell 6 Mar 2000 <nathan@codesourcery.com>
+
+// initialization to 'int' from to 'double' We expect consistent warnings
+// whenever a float is implicitly truncated to int, make sure references
+// don't confuse us, as Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> found out.
+
+struct X
+{
+  X (int const &);
+  X (int const &, int const &);
+};
+
+void foo (int const &);       // WARNING - in passing
+void wibble (int const &);
+void wibble (int const &, int const &);
+void punk (int const & = 3.5f);        // WARNING - in passing
+void rock ();
+void rock (int const &, int  const & = 3.5f);       // WARNING - in passing
+
+void fn ()
+{
+  X x2(3.5f);       // WARNING - float to int
+  X x4(1, 3.5f);    // WARNING - float to int
+  X x6(3.5f, 1);    // WARNING - float to int
+
+  X y2 = 3.5f;      // WARNING - float to int
+
+  int j2 (3.5f);    // WARNING - float to int
+
+  int k2 = 3.5f;    // WARNING - float to int
+  
+  j2 = 3.5f;        // WARNING - float to int
+  
+  foo (3.5f);       // WARNING - float to int
+  
+  wibble (3.5f);    // WARNING - float to int
+  wibble (1, 3.5f); // WARNING - float to int
+  wibble (3.5f, 1); // WARNING - float to int
+  
+  punk ();          // WARNING - float to int
+  rock (1);         // WARNING - float to int
+}
+
+// and make sure we really know when something's unsigned
+void foo ()
+{
+  X x2(-1);
+  X x4(1, -1);
+  X x6(-1, 1);
+
+  X y2 = -1;
+
+  int j2 (-1);
+
+  int k2 = -1;
+  
+  j2 = -1;
+  
+  foo (-1);
+  
+  wibble (-1);   
+  wibble (1, -1);
+  wibble (-1, 1);
+  
+}