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[Bug lto/66180] [6 Regression] many -Wodr false positives when building LLVM with -flto
- From: "hubicka at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 24 May 2015 19:38:45 +0000
- Subject: [Bug lto/66180] [6 Regression] many -Wodr false positives when building LLVM with -flto
- Auto-submitted: auto-generated
- References: <bug-66180-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66180
--- Comment #10 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Author: hubicka
Date: Sun May 24 19:38:14 2015
New Revision: 223633
URL: https://gcc.gnu.org/viewcvs?rev=223633&root=gcc&view=rev
Log:
PR lto/66180
* ipa-devirt.c (type_with_linkage): Check that TYPE_STUB_DECL
is set; check for assembler name at LTO time.
(type_in_anonymous_namespace): Remove hacks, check that all
anonymous types are called "<anon>"
(odr_type_p): Simplify; add check for "<anon>"
(odr_subtypes_equivalent): Add odr_type_p check.
* tree.c (need_assembler_name_p): Even anonymous namespace needs
assembler name.
* mangle.c (mangle_decl): Mangle anonymous namespace types as
"<anon>".
* g++.dg/lto/pr66180_0.C: New testcase.
* g++.dg/lto/pr66180_1.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/lto/pr66180_0.C
trunk/gcc/testsuite/g++.dg/lto/pr66180_1.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/mangle.c
trunk/gcc/ipa-devirt.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree.c