t-cygwin32 (TARGET_LIBGCC2_CFLAGS): Define.

	* i386/t-cygwin32 (TARGET_LIBGCC2_CFLAGS): Define.
(cp)	* inc/typeinfo: Add #pragma interface.
	(operator!=): Just call operator==.
	* tinfo.cc: Add #pragma implementation.
	(operator==): Move from inc/typeinfo and tinfo2.cc.
	Check __COMMON_UNRELIABLE instead of _WIN32.

From-SVN: r23004

gcc/ChangeLog

+Mon Oct 12 02:03:25 1998  Jason Merrill  <jason@yorick.cygnus.com>
+
+	* i386/t-cygwin32 (TARGET_LIBGCC2_CFLAGS): Define.
+
 Mon Oct 12 01:22:53 PDT 1998 Jeff Law  (law@cygnus.com)
 
 	* version.c: Bump for snapshot.

gcc/config/i386/t-cygwin32

@@ -3,6 +3,10 @@ CROSS_LIBGCC1 = libgcc1-asm.a
 LIB1ASMSRC = i386/cygwin32.asm
 LIB1ASMFUNCS = _chkstk
 
+# We can't rely on common symbols being shared between translation units
+# under Windows.
+TARGET_LIBGCC2_CFLAGS = -D__COMMON_UNRELIABLE
+
 # cygwin32 always has a limits.h, but, depending upon how we are doing
 # the build, it may not be installed yet.
 LIMITS_H_TEST = true

gcc/cp/ChangeLog

 1998-10-12  Jason Merrill  <jason@yorick.cygnus.com>
 
+	* inc/typeinfo: Add #pragma interface.
+	(operator!=): Just call operator==.
+	* tinfo.cc: Add #pragma implementation.
+	(operator==): Move from inc/typeinfo and tinfo2.cc.
+	Check __COMMON_UNRELIABLE instead of _WIN32.
+
 	* typeck2.c (my_friendly_abort): Add URL.
 
 1998-10-12  Alastair J. Houghton <ajh8@doc.ic.ac.uk>

gcc/cp/inc/typeinfo

@@ -4,6 +4,8 @@
 #ifndef __TYPEINFO__
 #define __TYPEINFO__
 
+#pragma interface "typeinfo"
+
 #include <exception>
 
 extern "C++" {
@@ -32,22 +34,11 @@ public:
   bool operator!= (const type_info& arg) const;
 };
 
-// We can't rely on common symbols being shared between translation units
-// under Windows.  Sigh.
-
-#ifndef _WIN32
-inline bool type_info::
-operator== (const type_info& arg) const
-{
-  return &arg == this;
-}
-
 inline bool type_info::
 operator!= (const type_info& arg) const
 {
-  return &arg != this;
+  return !operator== (arg);
 }
-#endif
 
 class bad_cast : public exception {
 public:

gcc/cp/tinfo.cc

@@ -25,6 +25,8 @@
 // This exception does not however invalidate any other reasons why
 // the executable file might be covered by the GNU General Public License.
 
+#pragma implementation "typeinfo"
+
 #include <stddef.h>
 #include "tinfo.h"
 #include "new"			// for placement new
@@ -37,6 +39,23 @@ std::type_info::
 ~type_info ()
 { }
 
+#ifndef __COMMON_UNRELIABLE
+bool type_info::
+operator== (const type_info& arg) const
+{
+  return &arg == this;
+}
+#else
+// We can't rely on common symbols being shared between translation units
+// under Windows.  Sigh.
+
+bool type_info::
+operator== (const type_info& arg) const
+{
+  return fast_compare (name (), arg.name ()) == 0;
+}
+#endif
+
 extern "C" void
 __rtti_class (void *addr, const char *name,
 	      const __class_type_info::base_info *bl, size_t bn)

gcc/cp/tinfo2.cc

@@ -49,20 +49,6 @@ type_info::before (const type_info &arg) const
   return fast_compare (name (), arg.name ()) < 0;
 }
 
-#ifdef _WIN32
-bool type_info::
-operator== (const type_info& arg) const
-{
-  return fast_compare (name (), arg.name ()) == 0;
-}
-
-bool type_info::
-operator!= (const type_info& arg) const
-{
-  return fast_compare (name (), arg.name ()) != 0;
-}
-#endif
-
 // type info for pointer type.
 
 struct __pointer_type_info : public type_info {