51st Cygnus<->FSF merge

From-SVN: r8676

gcc/cp/ChangeLog

+Mon Dec 19 22:40:53 1994  Mike Stump  <mrs@cygnus.com>
+
+	* decl2.c (check_classfn): Don't use decls_match yet, as it modifies
+	static functions to early.
+
+Thu Dec 19 22:37:48 1994  Mike Stump  <mrs@cygnus.com>
+
+	* method.c (make_thunk): Handle encoding of positive thunk offsets.
+
+Sat Dec 17 13:29:50 1994  Doug Evans  <dje@canuck.cygnus.com>
+
+	* Make-lang.in (.PHONY): Tell GNU make C++ and c++ are phony targets.
+
 Thu Dec 15 16:32:12 1994  Mike Stump  <mrs@cygnus.com>
 
 	* decl2.c (check_classfn): Use decls_match to check if this has

gcc/cp/Make-lang.in

@@ -56,6 +56,9 @@ GXX_CROSS_NAME = `t='$(program_transform_cross_name)'; echo g++ | sed $$t`
 # to do the right thing within all.cross.
 C++ c++: cc1plus
 
+# Tell GNU make to ignore these if they exist.
+.PHONY: C++ c++
+
 # Create the compiler driver for g++.
 g++: $(srcdir)/cp/g++.c $(CONFIG_H) $(LIBDEPS)
 	$(CC) $(ALL_CFLAGS) $(INCLUDES) $(LDFLAGS) -o g++ $(srcdir)/cp/g++.c $(LIBS)

gcc/cp/decl2.c

@@ -1147,10 +1147,22 @@ check_classfn (ctype, cname, function)
 		{
 		  if (DECL_ASSEMBLER_NAME (function) == DECL_ASSEMBLER_NAME (fndecl))
 		    return;
+#if 0
+		  /* This should work, but causes libg++ to fail
+		     make check-tFix. */
 		  /* We have to do more extensive argument checking here, as
 		     the name may have been changed by asm("new_name"). */
 		  if (decls_match (function, fndecl))
 		    return;
+#else
+		  if (DECL_NAME (function) == DECL_NAME (fndecl)
+		      && comptypes (TREE_TYPE (TREE_TYPE (function)),
+				    TREE_TYPE (TREE_TYPE (fndecl)), 1)
+		      && compparms (TYPE_ARG_TYPES (TREE_TYPE (function)),
+				    TYPE_ARG_TYPES (TREE_TYPE (fndecl)),
+				    3))
+		    return;
+#endif
 		  fndecl = DECL_CHAIN (fndecl);
 		}
 	      break;		/* loser */

gcc/cp/method.c

@@ -1749,7 +1749,10 @@ make_thunk (function, delta)
   if (TREE_CODE (func_decl) != FUNCTION_DECL)
     abort ();
   func_name = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (func_decl));
-  sprintf (buffer, "__thunk_%d_%s", -delta, func_name);
+  if (delta<=0)
+    sprintf (buffer, "__thunk_%d_%s", -delta, func_name);
+  else
+    sprintf (buffer, "__thunk_n%d_%s", delta, func_name);
   thunk_id = get_identifier (buffer);
   thunk = IDENTIFIER_GLOBAL_VALUE (thunk_id);
   if (thunk && TREE_CODE (thunk) != THUNK_DECL)