[Bug lto/53808] Undefined symbol when building a library with lto
jason at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Jul 30 17:28:00 GMT 2014
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53808
--- Comment #13 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Wed Jul 30 17:27:14 2014
New Revision: 213307
URL: https://gcc.gnu.org/viewcvs?rev=213307&root=gcc&view=rev
Log:
PR lto/53808
PR c++/61659
* pt.c (push_template_decl_real): Set DECL_COMDAT on templates.
(check_explicit_specialization): Clear it on specializations.
* decl.c (duplicate_decls, start_decl): Likewise.
(grokmethod, grokfndecl): Set DECL_COMDAT on inlines.
* method.c (implicitly_declare_fn): Set DECL_COMDAT. Determine
linkage after setting the appropriate flags.
* tree.c (decl_linkage): Don't check DECL_COMDAT.
* decl2.c (mark_needed): Mark clones.
(import_export_decl): Not here.
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/decl.c
trunk/gcc/cp/decl2.c
trunk/gcc/cp/method.c
trunk/gcc/cp/pt.c
trunk/gcc/cp/tree.c
trunk/gcc/testsuite/g++.dg/opt/devirt4.C
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