2077db1be5
Commit the vtable verification feature. This feature is designed to detect, at run time, if/when the vtable pointer in a C++ object has been corrupted, before allowing virtual calls through that pointer. If pointer corruption is detected, execution of the program is halted. libstdc++-v3 ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * fragment.am: Add XTEMPLATE_FLAGS. * configure.ac: Add definitions for --enable-vtable-verify. * acinclude.m4: Add --enable-vtable-verify and --disable-vtable-verify; define --enable-vtable-verify; define VTV_CXXFLAGS, VTV_PCH_CXXFLAGS and VTV_CXXLINKFLAGS. * config/abi/pre/gnu.ver: Export symbols for vtable verification. * libsupc++/Makefile.am: Define vtv_sources and add it to libsupc___la_SOURCES and libsupc__convenience_la_SOURCES. * libsupc++/vtv_stubs.cc: New file. * include/Makefile.am: Add VTV_PCH_CXXFLAGS to PCHFLAGS. * src/Makefile.am: Add VTV_CXXFLAGS to AM_CXXFLAGS; add VTV_CXXLINKFLAGS to CXXLINK. * src/c++98/Makefile.am: Comment out XTEMPLATE_FLAGS; add VTV_CXXFLAGS to AM_CXXFLAGS; add VTV_CXXXLINKFLAGS to CXXLINK. * src/C++11/Makefile.am: Ditto. * doc/xml/manual/configure.xml: Add entry for --enable-vtable-verify. * scripts/testsuite_flags.in: Add cxxvtvflags to Usage; cause cxxvtvflags to use VTV_CXXFLAGS and VTV_CXXLINKFLAGS. * testsuite/lib/libstdc++.exp: Add cxxvtvflags; add code to locate libvtv if --enable-vtable-verify was used; set cxxvtvflags; add cxxvtvflags to cxx_final. * testsuite/18_support/bad_exception/23591_thread-1.c: Add -fvtable-verify=none to compiler flags. * testsuite/17_intro/freestanding.cc: Add -fvtable-verify=none to compiler flags. * configure: Regenerated. * Makefile.in: Regenerated. * python/Makefile.in: Regenerated. * include/Makefile.in: Regenerated. * libsupc++/Makefile.in: Regenerated. * config.h.in: Regenerated. * po/Makefile.in: Regenerated. * src/Makefile.in: Regenerated. * src/c++98/Makefile.in: Regenerated. * src/c++11/Makefile.in: Regenerated. * doc/Makefile.in: Regenerated. * testsuite/Makefile.in: Regenerated. top level ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * configure.ac: Add target-libvtv to target_libraries; disable libvtv on non-linux systems; add target-libvtv to noconfigdirs; add libsupc++/.libs to C++ library search paths. * configure: Regenerated. * Makefile.def: Add libvtv to target_modules; make libvtv depend on libstdc++ and libgcc. * Makefile.in: Regenerated. include/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * vtv-change-permission.h: New file. contrib/ChangeLog: 2013-08-06 Caroline Tice4 <cmtice@google.com> * gcc_update: Add libvtv files. libgcc/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> config.host (extra_parts): Add vtv_start.o, vtv_end.o vtv_start_preinit.o and vtv_end_preinit.o. configure.ac: Add code to check/set enable_vtable_verify. Makefile.in: Add rules to build vtv_*.o, if enable_vtable_verify is true. vtv_start_preinit.c: New file. vtv_end_preinit.c: New file. vtv_start.c: New file. vtv_end.c: New file. configure: Regenerated. gcc/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * gcc.c (VTABLE_VERIFICATION_SPEC): New definition. (LINK_COMMAND_SPEC): Add VTABLE_VERIFICATION_SPEC. * tree-pass.h: Add pass_vtable_verify. * varasm.c (assemble_variable): Add code to properly set the comdat section and name for the .vtable_map_vars section. (assemble_vtyv_preinit_initializer): New function. (default_sectin_type_flags): Make sure .vtable_map_vars section has LINK_ONCE flag. * output.h: Add function decl for assemble_vtv_preinit_initializer. * vtable-verify.c: New file. * vtable-verify.h: New file. * flag-types.h (enum vtv_priority): Defintions for flag_vtable_verify initialiation levels. * timevar.def (TV_VTABLE_VERIFICATION): New definition. * passes.def: Insert pass_vtable_verify. * aclocal.m4: Reorder includes. * doc/invoke.texi: Add documentation for the flags -fvtable-verify=, -fvtv-debug and -fvtv-counts. * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add vtv_start*.o, as appropriate, if -fvtable-verify=... is used. (GNU_USER_TARGET_ENDFILE_SPEC): Add vtv_end*.o as appropriate, if -fvtable-verify=... is used. * Makefile.in (OBJS): Add vtable-verify.o to list. (vtable-verify.o): Add new build rule. (GTFILES): Add vtable-verify.c to list. * common.opt (fvtable-verify=): New flag. (vtv_priority): Values for fvtable-verify= flag. (fvtv-counts): New flag. (fvtv-debug): New flag. * tree.h (save_vtable_map_decl): New extern function decl. gcc/cp/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * Make-lang.in (*CXX_AND_OBJCXX_OBJS): Add vtable-class-hierarchy.o to list. (vtable-class-hierarchy.o): Add build rule. * cp-tree.h (vtv_start_verification_constructor_init_function): New extern function decl. (vtv_finish_verification_constructor_init_function): New extern function decl. (build_vtbl_address): New extern function decl. (get_mangled_vtable_map_var_name): New extern function decl. (vtv_compute_class_hierarchy_transitive_closure): New extern function decl. (vtv_generate_init_routine): New extern function decl. (vtv_save_class_info): New extern function decl. (vtv_recover_class_info): New extern function decl. (vtv_build_vtable_verify_fndecl): New extern function decl. * class.c (finish_struct_1): Add call to vtv_save_class_info if flag_vtable_verify is true. * config-lang.in: Add vtable-class-hierarchy.c to gtfiles list. * vtable-class-hierarchy.c: New file. * mangle.c (get_mangled_vtable_map_var_name): New function. * decl2.c (start_objects): Update function comment. (cp_write_global_declarations): Call vtv_recover_class_info, vtv_compute_class_hierarchy_transitive_closure and vtv_build_vtable_verify_fndecl, before calling finalize_compilation_unit, and call vtv_generate_init_rount after, IFF flag_vtable_verify is true. (vtv_start_verification_constructor_init_function): New function. (vtv_finish_verification_constructor_init_function): New function. * init.c (build_vtbl_address): Remove static qualifier from function. libvtv/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> Initial check-in of new vtable verification feature. * configure.ac : New file. * acinclude.m4 : New file. * Makefile.am : New file. * aclocal.m4 : New file. * configure.tgt : New file. * configure: New file (generated). * Makefile.in: New file (generated). * vtv_set.h : New file. * vtv_utils.cc : New file. * vtv_utils.h : New file. * vtv_malloc.cc : New file. * vtv_rts.cc : New file. * vtv_malloc.h : New file. * vtv_rts.h : New file. * vtv_fail.cc : New file. * vtv_fail.h : New file. * vtv_map.h : New file. * scripts/run-testsuite.sh : New file. * scripts/sum-vtv-counts.c : New file. * testsuite/parts-test-main.h : New file. * testusite/dataentry.cc : New file. * testsuite/temp_deriv.cc : New file. * testsuite/register_pair.cc : New file. * testsuite/virtual_inheritance.cc : New file. * testsuite/field-test.cc : New file. * testsuite/nested_vcall_test.cc : New file. * testsuite/template-list-iostream.cc : New file. * testsuite/register_pair_inserts.cc : New file. * testsuite/register_pair_inserts_mt.cc : New file. * testsuite/event.list : New file. * testsuite/parts-test-extra-parts-views.cc : New file. * testsuite/parts-test-extra-parts-views.h : New file. * testsuite/environment-fail-32.s : New file. * testsuite/parts-test-extra-parts.h : New file. * testsuite/temp_deriv2.cc : New file. * testsuite/dlopen_mt.cc : New file. * testsuite/event.h : New file. * testsuite/template-list.cc : New file. * testsuite/replace-fail.cc : New file. * testsuite/Makefile.am : New file. * testsuite/Makefile.in: New file (generated). * testsuite/mempool_negative.c : New file. * testsuite/parts-test-main.cc : New file. * testsuite/event-private.cc : New file. * testsuite/thunk.cc : New file. * testsuite/event-defintiions.cc : New file. * testsuite/event-private.h : New file. * testsuite/parts-test.list : New file. * testusite/register_pair_mt.cc : New file. * testsuite/povray-derived.cc : New file. * testsuite/event-main.cc : New file. * testsuite/environment.cc : New file. * testsuite/template-list2.cc : New file. * testsuite/thunk_vtable_map_attack.cc : New file. * testsuite/parts-test-extra-parts.cc : New file. * testsuite/environment-fail-64.s : New file. * testsuite/dlopen.cc : New file. * testsuite/so.cc : New file. * testsuite/temp_deriv3.cc : New file. * testsuite/const_vtable.cc : New file. * testsuite/mempool_positive.c : New file. * testsuite/dup_name.cc : New file. From-SVN: r201555
296 lines
9.0 KiB
Makefile
296 lines
9.0 KiB
Makefile
## Makefile for the GNU C++ Support library.
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##
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## Copyright (C) 2000-2013 Free Software Foundation, Inc.
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##
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## Process this file with automake to produce Makefile.in.
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##
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## This file is part of GCC.
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##
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## GCC is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation; either version 3, or (at your option)
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## any later version.
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##
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## GCC is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with GCC; see the file COPYING3. If not see
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## <http://www.gnu.org/licenses/>.
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include $(top_srcdir)/fragment.am
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# Need this library to both be part of libstdc++.a, and installed
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# separately too.
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# 1) separate libsupc++.la
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toolexeclib_LTLIBRARIES = libsupc++.la
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# 2) integrated libsupc++convenience.la that is to be a part of libstdc++.a
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noinst_LTLIBRARIES = libsupc++convenience.la
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std_HEADERS = \
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cxxabi.h exception initializer_list new typeinfo
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bits_HEADERS = \
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atomic_lockfree_defines.h cxxabi_forced.h \
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exception_defines.h exception_ptr.h hash_bytes.h nested_exception.h
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headers = $(std_HEADERS) $(bits_HEADERS)
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if GLIBCXX_HOSTED
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c_sources = \
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cp-demangle.c
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endif
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sources = \
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array_type_info.cc \
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atexit_arm.cc \
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atexit_thread.cc \
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bad_alloc.cc \
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bad_array_length.cc \
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bad_array_new.cc \
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bad_cast.cc \
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bad_typeid.cc \
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class_type_info.cc \
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del_op.cc \
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del_opnt.cc \
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del_opv.cc \
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del_opvnt.cc \
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dyncast.cc \
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eh_alloc.cc \
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eh_arm.cc \
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eh_aux_runtime.cc \
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eh_call.cc \
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eh_catch.cc \
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eh_exception.cc \
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eh_globals.cc \
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eh_personality.cc \
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eh_ptr.cc \
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eh_term_handler.cc \
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eh_terminate.cc \
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eh_tm.cc \
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eh_throw.cc \
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eh_type.cc \
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eh_unex_handler.cc \
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enum_type_info.cc \
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function_type_info.cc \
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fundamental_type_info.cc \
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guard.cc \
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guard_error.cc \
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hash_bytes.cc \
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nested_exception.cc \
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new_handler.cc \
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new_op.cc \
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new_opnt.cc \
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new_opv.cc \
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new_opvnt.cc \
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pbase_type_info.cc \
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pmem_type_info.cc \
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pointer_type_info.cc \
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pure.cc \
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si_class_type_info.cc \
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tinfo.cc \
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tinfo2.cc \
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vec.cc \
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vmi_class_type_info.cc \
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vterminate.cc
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if ENABLE_VTABLE_VERIFY
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vtv_sources = \
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vtv_stubs.cc
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endif
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libsupc___la_SOURCES = $(sources) $(c_sources) $(vtv_sources)
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libsupc__convenience_la_SOURCES = $(sources) $(c_sources) $(vtv_sources)
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cp-demangle.c:
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rm -f $@
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$(LN_S) $(toplevel_srcdir)/libiberty/cp-demangle.c $@
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cp-demangle.lo: cp-demangle.c
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$(LTCOMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
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cp-demangle.o: cp-demangle.c
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$(C_COMPILE) -DIN_GLIBCPP_V3 -Wno-error -c $<
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# Use special rules for the C++11 sources so that the proper flags are passed.
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bad_array_length.lo: bad_array_length.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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bad_array_length.o: bad_array_length.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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bad_array_new.lo: bad_array_new.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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bad_array_new.o: bad_array_new.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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eh_aux_runtime.lo: eh_aux_runtime.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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eh_aux_runtime.o: eh_aux_runtime.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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eh_ptr.lo: eh_ptr.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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eh_ptr.o: eh_ptr.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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eh_terminate.lo: eh_terminate.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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eh_terminate.o: eh_terminate.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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eh_throw.lo: eh_throw.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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eh_throw.o: eh_throw.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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guard.lo: guard.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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guard.o: guard.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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atexit_thread.lo: atexit_thread.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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atexit_thread.o: atexit_thread.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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nested_exception.lo: nested_exception.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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nested_exception.o: nested_exception.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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new_handler.lo: new_handler.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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new_handler.o: new_handler.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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new_op.lo: new_op.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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new_op.o: new_op.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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new_opnt.lo: new_opnt.cc
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$(LTCXXCOMPILE) -std=gnu++11 -c $<
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new_opnt.o: new_opnt.cc
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$(CXXCOMPILE) -std=gnu++11 -c $<
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# AM_CXXFLAGS needs to be in each subdirectory so that it can be
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# modified in a per-library or per-sub-library way. Need to manually
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# set this option because CONFIG_CXXFLAGS has to be after
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# OPTIMIZE_CXXFLAGS on the compile line so that -O2 can be overridden
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# as the occasion call for it.
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AM_CXXFLAGS = \
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$(glibcxx_lt_pic_flag) $(glibcxx_compiler_shared_flag) \
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$(XTEMPLATE_FLAGS) \
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$(WARN_CXXFLAGS) $(OPTIMIZE_CXXFLAGS) $(CONFIG_CXXFLAGS)
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AM_MAKEFLAGS = \
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"gxx_include_dir=$(gxx_include_dir)"
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# Use special rules for pulling things out of libiberty. These
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# objects should be compiled with the "C" compiler, not the C++
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# compiler, and also should not use the C++ includes.
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C_INCLUDES = -I.. -I$(toplevel_srcdir)/libiberty -I$(toplevel_srcdir)/include
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C_COMPILE = \
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$(CC) $(DEFS) $(C_INCLUDES) \
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$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
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# LTCOMPILE is copied from LTCXXCOMPILE below.
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LTCOMPILE = $(LIBTOOL) --tag CC --tag disable-shared $(LIBTOOLFLAGS) --mode=compile \
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$(CC) $(DEFS) $(C_INCLUDES) \
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$(glibcxx_lt_pic_flag) $(glibcxx_compiler_shared_flag) \
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$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
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# Libtool notes
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# 1) In general, libtool expects an argument such as `--tag=CXX' when
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# using the C++ compiler, because that will enable the settings
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# detected when C++ support was being configured. However, when no
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# such flag is given in the command line, libtool attempts to figure
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# it out by matching the compiler name in each configuration section
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# against a prefix of the command line. The problem is that, if the
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# compiler name and its initial flags stored in the libtool
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# configuration file don't match those in the command line, libtool
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# can't decide which configuration to use, and it gives up. The
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# correct solution is to add `--tag CXX' to LTCXXCOMPILE and maybe
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# CXXLINK, just after $(LIBTOOL), so that libtool doesn't have to
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# attempt to infer which configuration to use.
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#
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# The second tag argument, `--tag disable-shared` means that libtool
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# only compiles each source once, for static objects. In actuality,
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# glibcxx_lt_pic_flag and glibcxx_compiler_shared_flag are added to
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# the libtool command that is used create the object, which is
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# suitable for shared libraries. The `--tag disable-shared` must be
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# placed after --tag CXX lest things CXX undo the affect of
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# disable-shared.
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# 2) Need to explicitly set LTCXXCOMPILE so that EXTRA_CXX_FLAGS is
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# last. (That way, things like -O2 passed down from the toplevel can
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# be overridden by --enable-debug.)
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LTCXXCOMPILE = \
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$(LIBTOOL) --tag CXX --tag disable-shared \
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$(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
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--mode=compile $(CXX) $(TOPLEVEL_INCLUDES) \
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$(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS) $(EXTRA_CXX_FLAGS)
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LTLDFLAGS = $(shell $(SHELL) $(top_srcdir)/../libtool-ldflags $(LDFLAGS))
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# 3) We'd have a problem when building the shared libstdc++ object if
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# the rules automake generates would be used. We cannot allow g++ to
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# be used since this would add -lstdc++ to the link line which of
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# course is problematic at this point. So, we get the top-level
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# directory to configure libstdc++-v3 to use gcc as the C++
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# compilation driver.
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CXXLINK = \
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$(LIBTOOL) --tag CXX --tag disable-shared \
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$(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
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--mode=link $(CXX) \
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$(OPT_LDFLAGS) $(SECTION_LDFLAGS) $(AM_CXXFLAGS) $(LTLDFLAGS) -o $@
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# Install notes
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# We have to have rules modified from the default to counteract SUN make
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# prepending each of $(*_HEADERS) with VPATH below.
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stddir = $(gxx_include_dir)
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bitsdir = $(gxx_include_dir)/bits
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install-stdHEADERS: $(std_HEADERS)
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@$(NORMAL_INSTALL)
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$(mkinstalldirs) $(DESTDIR)$(stddir)
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@list='$(std_HEADERS)'; for p in $$list; do \
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q=`echo $$p | sed -e 's,.*/,,'`; \
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if test -f "$$p"; then d= ; else d="$(srcdir)/"; fi; \
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echo " $(INSTALL_DATA) $$d$$p $(DESTDIR)$(stddir)/$$q"; \
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$(INSTALL_DATA) $$d$$p $(DESTDIR)$(stddir)/$$q; \
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done
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install-bitsHEADERS: $(bits_HEADERS)
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@$(NORMAL_INSTALL)
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$(mkinstalldirs) $(DESTDIR)$(bitsdir)
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@list='$(bits_HEADERS)'; for p in $$list; do \
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q=`echo $$p | sed -e 's,.*/,,'`; \
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if test -f "$$p"; then d= ; else d="$(srcdir)/"; fi; \
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echo " $(INSTALL_DATA) $$d$$p $(DESTDIR)$(bitsdir)/$$q"; \
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$(INSTALL_DATA) $$d$$p $(DESTDIR)$(bitsdir)/$$q; \
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done
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uninstall-stdHEADERS:
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@$(NORMAL_UNINSTALL)
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list='$(std_HEADERS)'; for p in $$list; do \
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q=`echo $$p | sed -e 's,.*/,,'`; \
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rm -f $(DESTDIR)$(stddir)/$$q; \
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done
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uninstall-bitsHEADERS:
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@$(NORMAL_UNINSTALL)
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list='$(bits_HEADERS)'; for p in $$list; do \
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|
q=`echo $$p | sed -e 's,.*/,,'`; \
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|
rm -f $(DESTDIR)$(bitsdir)/$$q; \
|
|
done
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|
|
|
|
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# By adding these files here, automake will remove them for 'make clean'
|
|
CLEANFILES = stamp-*
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|
|