gcc:

	* except.c (add_eh_table_entry): Mark type_info's as referenced.
gcc/cp:
	* rtti.c (get_tinfo_decl): Mark used.
	(emit_tinfo_decl): Don't optimize polymorphic type_info. Only
	mark as dealt with, if we output it.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32799 138bc75d-0d04-0410-961f-82ee72b054a4

4 files changed, 31 insertions, 7 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fceb180a7b8..f4e5f5623f7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2000-03-29  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* except.c (add_eh_table_entry): Mark type_info's as referenced.	
+
 2000-03-29  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>
 
 	* config/rs6000/aix41.h (CPP_SPEC): Define _ANSI_C_SOURCE if -ansi
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index e92612d2358..2faca96ac39 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2000-03-29  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* rtti.c (get_tinfo_decl): Mark used.
+	(emit_tinfo_decl): Don't optimize polymorphic type_info. Only
+	mark as dealt with, if we output it.
+
 2000-03-28  Mark Mitchell  <mark@codesourcery.com>
 
 	* class.c: Reorganize to put virtual function table initialization
diff --git a/gcc/cp/rtti.c b/gcc/cp/rtti.c
index ea217560296..13f5b095010 100644
--- a/gcc/cp/rtti.c
+++ b/gcc/cp/rtti.c
@@ -435,6 +435,7 @@ get_tinfo_decl (type)
       pushdecl_top_level (d);
       /* Remember the type it is for.  */
       TREE_TYPE (name) = type;
+      TREE_USED (name) = 1;
     }
   return d;
 }
@@ -1933,16 +1934,11 @@ emit_tinfo_decl (decl_ptr, data)
   tinfo_type = TREE_TYPE (DECL_NAME (tinfo_decl));
   my_friendly_assert (tinfo_type != NULL_TREE, 20000120);
   
+  if (!DECL_NEEDED_P (tinfo_decl))
+    return 0;
   /* Say we've dealt with it.  */
   TREE_TYPE (DECL_NAME (tinfo_decl)) = NULL_TREE;
   
-  if (!DECL_NEEDED_P (tinfo_decl))
-    return 0;
-  if (TREE_CODE (tinfo_type) == RECORD_TYPE && TYPE_POLYMORPHIC_P (tinfo_type)
-      && !CLASSTYPE_VTABLE_NEEDS_WRITING (tinfo_type))
-    /* A polymorphic type only needs its type_info emitted when the vtable
-       is.  */
-    return 0;
   create_tinfo_types ();
   decl = synthesize_tinfo_var (tinfo_type, DECL_ASSEMBLER_NAME (tinfo_decl));
   
diff --git a/gcc/except.c b/gcc/except.c
index 2d7114ae11b..67bbc40c272 100644
--- a/gcc/except.c
+++ b/gcc/except.c
@@ -2162,6 +2162,24 @@ add_eh_table_entry (n)
 	}
     }
   eh_table[eh_table_size++] = n;
+  
+  if (flag_new_exceptions)
+    {
+      /* We will output the exception table late in the compilation. That
+         references type_info objects which should have already been output
+         by that time. We explicitly mark those objects as being
+         referenced now so we know to emit them.  */
+      struct handler_info *handler = get_first_handler (n);
+      
+      for (; handler; handler = handler->next)
+        if (handler->type_info && handler->type_info != CATCH_ALL_TYPE)
+          {
+            tree tinfo = (tree)handler->type_info;
+
+            tinfo = TREE_OPERAND (tinfo, 0);
+            TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (tinfo)) = 1;
+          }
+    }
 #endif
 }