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decl2.c (comdat_linkage): Also set DECL_COMDAT.

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* decl2.c (comdat_linkage): Also set DECL_COMDAT.
	(finish_file): Check DECL_COMDAT instead of weak|one_only.
	(import_export_vtable): Use make_decl_one_only instead of
 	comdat_linkage for win32 tweak.
	(import_export_decl): Likewise.
	* pt.c (mark_decl_instantiated): Likewise.

Fix libgcc with -O3.

From-SVN: r17056
This commit is contained in:
Jason Merrill 1997-12-12 06:20:32 +00:00 • committed by Jason Merrill
parent 74d7ab557f
commit ab23f7879d
3 changed files with 18 additions and 17 deletions
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11
gcc/cp/ChangeLog
View file

@ -1,3 +1,14 @@
Thu Dec 11 22:18:37 1997 Jason Merrill <jason@yorick.cygnus.com>
* decl2.c (comdat_linkage): Also set DECL_COMDAT.
(finish_file): Check DECL_COMDAT instead of weak|one_only.
(import_export_vtable): Use make_decl_one_only instead of
comdat_linkage for win32 tweak.
(import_export_decl): Likewise.
* pt.c (mark_decl_instantiated): Likewise.
* decl2.c (finish_file): Lose handling of templates in pending_statics.
Thu Dec 11 21:12:09 1997 Jason Merrill <jason@yorick.cygnus.com>
* decl2.c (finish_file): Lose call to expand_builtin_throw.

22
gcc/cp/decl2.c
View file

@ -2499,6 +2499,9 @@ comdat_linkage (decl)
make_decl_one_only (decl);
else
TREE_PUBLIC (decl) = 0;
if (DECL_LANG_SPECIFIC (decl))
DECL_COMDAT (decl) = 1;
}
/* Set TREE_PUBLIC and/or DECL_EXTERN on the vtable DECL,
@ -2533,7 +2536,7 @@ import_export_vtable (decl, type, final)
linkonce sections. */
if (CLASSTYPE_EXPLICIT_INSTANTIATION (type)
&& supports_one_only () && ! SUPPORTS_WEAK)
comdat_linkage (decl);
make_decl_one_only (decl);
}
else
{
@ -2810,7 +2813,7 @@ import_export_decl (decl)
linkonce sections. */
if (CLASSTYPE_EXPLICIT_INSTANTIATION (ctype)
&& supports_one_only () && ! SUPPORTS_WEAK)
comdat_linkage (decl);
make_decl_one_only (decl);
}
else if (TYPE_BUILT_IN (ctype) && ctype == TYPE_MAIN_VARIANT (ctype))
DECL_NOT_REALLY_EXTERN (decl) = 0;
@ -2963,18 +2966,6 @@ finish_file ()
walk_vtables ((void (*) PROTO ((tree, tree))) 0,
finish_prevtable_vardecl);
for (vars = pending_statics; vars; vars = TREE_CHAIN (vars))
{
tree decl = TREE_VALUE (vars);
if (DECL_TEMPLATE_INSTANTIATION (decl)
&& ! DECL_IN_AGGR_P (decl))
{
import_export_decl (decl);
DECL_EXTERNAL (decl) = ! DECL_NOT_REALLY_EXTERN (decl);
}
}
for (vars = static_aggregates; vars; vars = TREE_CHAIN (vars))
if (! TREE_ASM_WRITTEN (TREE_VALUE (vars)))
rest_of_decl_compilation (TREE_VALUE (vars), 0, 1, 1);
@ -3255,8 +3246,7 @@ finish_file ()
*p = TREE_CHAIN (*p);
else if (DECL_INITIAL (decl) == 0)
p = &TREE_CHAIN (*p);
else if ((TREE_PUBLIC (decl) && ! DECL_WEAK (decl)
&& ! DECL_ONE_ONLY (decl))
else if ((TREE_PUBLIC (decl) && ! DECL_COMDAT (decl))
|| TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl))
|| flag_keep_inline_functions)
{

2
gcc/cp/pt.c
View file

@ -4025,7 +4025,7 @@ mark_decl_instantiated (result, extern_p)
/* For WIN32 we also want to put explicit instantiations in
linkonce sections. */
if (supports_one_only () && ! SUPPORTS_WEAK)
comdat_linkage (result);
make_decl_one_only (result);
}
else if (TREE_CODE (result) == FUNCTION_DECL)
mark_inline_for_output (result);