commit: ff3a446afb9e0abb87869e85826454e85ef398c3 Author: Sergei Trofimovich <slyfox <AT> gentoo <DOT> org> AuthorDate: Mon Mar 15 22:55:21 2021 +0000 Commit: Sergei Trofimovich <slyfox <AT> gentoo <DOT> org> CommitDate: Mon Mar 15 22:57:07 2021 +0000 URL: https://gitweb.gentoo.org/proj/gcc-patches.git/commit/?id=ff3a446a
10.2.0: fix vtv build on slibtool Reported-by: orbea <AT> riseup.net Bug: https://gcc.gnu.org/PR99172 Bug: https://bugs.gentoo.org/767706 Signed-off-by: Sergei Trofimovich <slyfox <AT> gentoo.org> 10.2.0/gentoo/43_all_vtv-slibtool.patch | 62 +++++++++++++++++++++++++++++++++ 10.2.0/gentoo/README.history | 1 + 2 files changed, 63 insertions(+) diff --git a/10.2.0/gentoo/43_all_vtv-slibtool.patch b/10.2.0/gentoo/43_all_vtv-slibtool.patch new file mode 100644 index 0000000..b5716f9 --- /dev/null +++ b/10.2.0/gentoo/43_all_vtv-slibtool.patch @@ -0,0 +1,62 @@ +https://bugs.gentoo.org/767706 +https://gcc.gnu.org/PR99172 + +From c2be82058fb40f3ae891c68d185ff53e07f14f45 Mon Sep 17 00:00:00 2001 +From: Caroline Tice <cmt...@google.com> +Date: Fri, 12 Mar 2021 07:34:36 -0800 +Subject: [PATCH] libstdc++-v3: Update VTV vars for libtool link commands + [PR99172] + +This fixes PR 99172 + +Currently when GCC is configured with --enable-vtable-verify, the +libstdc++-v3 Makefiles add "-fvtable-verify=std +-Wl,-u_vtable_map_vars_start,-u_vtable_map_vars_end" to libtool link +commands. The "-fvtable-verify=std" piece causes alternate versions of +libtool (such as slibtool) to fail, unable to find "-lvtv" (GNU +libtool just removes that piece). + +This patch updates the libstdc++-v3 Makefiles to not pass +"-fvtable-verify=std" to the libtool link commands. +--- + libstdc++-v3/src/Makefile.am | 4 +++- + libstdc++-v3/src/Makefile.in | 3 ++- + +--- a/libstdc++-v3/src/Makefile.am ++++ b/libstdc++-v3/src/Makefile.am +@@ -214,12 +214,14 @@ compatibility-condvar.o: compatibility-condvar.cc + # set this option because CONFIG_CXXFLAGS has to be after + # OPTIMIZE_CXXFLAGS on the compile line so that -O2 can be overridden + # as the occasion calls for it. +-AM_CXXFLAGS = \ ++AM_CXXFLAGS_PRE = \ + -std=gnu++98 \ + $(glibcxx_compiler_pic_flag) \ + $(XTEMPLATE_FLAGS) $(VTV_CXXFLAGS) \ + $(WARN_CXXFLAGS) $(OPTIMIZE_CXXFLAGS) $(CONFIG_CXXFLAGS) + ++AM_CXXFLAGS = $(filter-out -fvtable-verify=std,$(AM_CXXFLAGS_PRE)) ++ + # Libtool notes + + # 1) In general, libtool expects an argument such as `--tag=CXX' when +--- a/libstdc++-v3/src/Makefile.in ++++ b/libstdc++-v3/src/Makefile.in +@@ -578,12 +578,13 @@ libstdc___la_LINK = $(CXXLINK) $(libstdc___la_LDFLAGS) $(lt_host_flags) + # set this option because CONFIG_CXXFLAGS has to be after + # OPTIMIZE_CXXFLAGS on the compile line so that -O2 can be overridden + # as the occasion calls for it. +-AM_CXXFLAGS = \ ++AM_CXXFLAGS_PRE = \ + -std=gnu++98 \ + $(glibcxx_compiler_pic_flag) \ + $(XTEMPLATE_FLAGS) $(VTV_CXXFLAGS) \ + $(WARN_CXXFLAGS) $(OPTIMIZE_CXXFLAGS) $(CONFIG_CXXFLAGS) + ++AM_CXXFLAGS = $(filter-out -fvtable-verify=std,$(AM_CXXFLAGS_PRE)) + + # Libtool notes + +-- +2.30.2 + diff --git a/10.2.0/gentoo/README.history b/10.2.0/gentoo/README.history index 4ca261a..f195ae9 100644 --- a/10.2.0/gentoo/README.history +++ b/10.2.0/gentoo/README.history @@ -1,5 +1,6 @@ 7 TODO + 42_all_vmat-PR97236.patch + + 43_all_vtv-slibtool.patch 6 29 Dec 2020 - 34_all_fundecl-ICE-PR95820.patch