diff --git a/gcc.spec b/gcc.spec
index d517693..aaf3c4f 100644
--- a/gcc.spec
+++ b/gcc.spec
@@ -195,10 +195,8 @@ URL: http://gcc.gnu.org
 # Need binutils which support -plugin
 # Need binutils which support .loc view >= 2.30
 # Need binutils which support --generate-missing-build-notes=yes >= 2.31
-%if 0%{?scl:1}
 BuildRequires: %{?scl_prefix}binutils >= 2.31
 BuildRequires: %{?scl_prefix}gdb >= 7.4.50
-%endif
 # While gcc doesn't include statically linked binaries, during testing
 # -static is used several times.
 BuildRequires: glibc-static
@@ -1075,10 +1073,12 @@ echo '/* GNU ld script
 INPUT ( %{?scl:%{_root_prefix}}%{!?scl:%{_prefix}}/%{_lib}/libstdc++.so.6 -lstdc++_nonshared%{nonsharedver} )' \
   > %{gcc_target_platform}/libstdc++-v3/src/.libs/libstdc++_system.so
 
+%if 0
 # Relink libcc1 against -lstdc++_nonshared:
 sed -i -e '/^postdeps/s/-lstdc++/-lstdc++_system/' libcc1/libtool
 rm -f libcc1/libcc1.la
 make -C libcc1 libcc1.la
+%endif
 
 CC="`%{gcc_target_platform}/libstdc++-v3/scripts/testsuite_flags --build-cc`"
 CXX="`%{gcc_target_platform}/libstdc++-v3/scripts/testsuite_flags --build-cxx` `%{gcc_target_platform}/libstdc++-v3/scripts/testsuite_flags --build-includes`"
@@ -1129,9 +1129,9 @@ cd ../..
 # Copy various doc files here and there
 cd ..
 mkdir -p rpm.doc/gfortran rpm.doc/libquadmath rpm.doc/libitm
-mkdir -p rpm.doc/changelogs/{gcc/cp,gcc/jit,libstdc++-v3,libgomp,libcc1,libatomic,libsanitizer}
+mkdir -p rpm.doc/changelogs/{gcc/cp,gcc/jit,libstdc++-v3,libgomp,libatomic,libsanitizer}
 
-for i in {gcc,gcc/cp,gcc/jit,libstdc++-v3,libgomp,libcc1,libatomic,libsanitizer}/ChangeLog*; do
+for i in {gcc,gcc/cp,gcc/jit,libstdc++-v3,libgomp,libatomic,libsanitizer}/ChangeLog*; do
 	cp -p $i rpm.doc/changelogs/$i
 done
 
@@ -1817,7 +1817,6 @@ for f in `find $adirs -maxdepth 1 -a \
 		    -o -name libatomic.a -o -name libasan.a \
 		    -o -name libtsan.a -o -name libubsan.a \
 		    -o -name liblsan.a \
-		    -o -name libcc1.a \
 		    -o -name libstdc++_nonshared.a \
 		    -o -name libgomp_nonshared.a \
 		    -o -name libgfortran_nonshared.a \
@@ -1834,12 +1833,10 @@ strip -g `find . \( -name libgfortran.a  -o -name libgomp.a \
 		    -o -name libquadmath.a -o -name libitm.a \
 		    -o -name libatomic.a -o -name libasan.a \
 		    -o -name libtsan.a -o -name libubsan.a \
-		    -o -name liblsan.a \
-		    -o -name libcc1.a \) -a -type f`
+		    -o -name liblsan.a \) -a -type f`
 popd
 chmod 755 %{buildroot}%{_prefix}/%{_lib}/libgfortran.so.5.*
 chmod 755 %{buildroot}%{_prefix}/%{_lib}/libgomp.so.1.*
-chmod 755 %{buildroot}%{_prefix}/%{_lib}/libcc1.so.0.*
 %if %{build_libquadmath}
 %if 0%{!?scl:1}
 chmod 755 %{buildroot}%{_prefix}/%{_lib}/libquadmath.so.0.*
@@ -1978,8 +1975,6 @@ popd
 %endif
 
 %check
-# TODO
-exit 0
 cd obj-%{gcc_target_platform}
 
 %{?scl:PATH=%{_bindir}${PATH:+:${PATH}}}
@@ -2860,6 +2855,7 @@ fi
 - update from releases/gcc-13 branch (#2188499)
   - GCC 13.1 release
   - PRs c/107041, target/109566
+- remove libcc1
 
 * Fri Feb 10 2023 Marek Polacek <polacek@redhat.com> 12.2.1-7.4
 - avoid fma_chain for -march=alderlake and sapphirerapids (#2168919)
diff --git a/gcc13-libstdc++-compat.patch b/gcc13-libstdc++-compat.patch
index e49e0b5..1525a2b 100644
--- a/gcc13-libstdc++-compat.patch
+++ b/gcc13-libstdc++-compat.patch
@@ -8795,7 +8795,7 @@
 +	$(OPT_LDFLAGS) $(SECTION_LDFLAGS) $(AM_CXXFLAGS) $(LTLDFLAGS) -o $@
 --- libstdc++-v3/src/nonshared20/tzdb80.cc.jj	2023-05-19 20:25:50.447297532 +0200
 +++ libstdc++-v3/src/nonshared20/tzdb80.cc	2023-05-19 19:51:19.200552634 +0200
-@@ -0,0 +1,101 @@
+@@ -0,0 +1,105 @@
 +// Copyright The GNU Toolchain Authors.
 +//
 +// This file is part of the GNU ISO C++ Library.  This library is free
@@ -8853,7 +8853,9 @@
 +asm (".hidden _ZSt16__insertion_sortIN9__gnu_cxx17__normal_iteratorIPNSt6chrono9time_zoneESt6vectorIS3_SaIS3_EEEENS0_5__ops15_Iter_comp_iterIZNSt6ranges8__detail16__make_comp_projINSB_4lessESt8identityEEDaRT_RT0_EUlOSG_OSI_E_EEEvSG_SG_SI_");
 +asm (".hidden _ZSt16__insertion_sortIN9__gnu_cxx17__normal_iteratorIPNSt6chrono14time_zone_linkESt6vectorIS3_SaIS3_EEEENS0_5__ops15_Iter_comp_iterIZNSt6ranges8__detail16__make_comp_projINSB_4lessESt8identityEEDaRT_RT0_EUlOSG_OSI_E_EEEvSG_SG_SI_");
 +asm (".hidden _ZZNSt6ranges8__detail16__make_comp_projINS_4lessEMNSt6chrono9time_zoneEKDoFSt17basic_string_viewIcSt11char_traitsIcEEvEEEDaRT_RT0_ENKUlOSB_OSD_E_clIRS4_SJ_EEbSF_SG_");
-+//asm (".hidden _ZSt25__unguarded_linear_insertIN9__gnu_cxx17__normal_iteratorIPNSt6chrono9time_zoneESt6vectorIS3_SaIS3_EEEENS0_5__ops14_Val_comp_iterIZNSt6ranges8__detail16__make_comp_projINSB_4lessEMS3_KDoFSt17basic_string_viewIcSt11char_traitsIcEEvEEEDaRT_RT0_EUlOSL_OSN_E_EEEvSL_SN_");
++#if defined(__x86_64__) || defined(__aarch64__)
++asm (".hidden _ZSt25__unguarded_linear_insertIN9__gnu_cxx17__normal_iteratorIPNSt6chrono9time_zoneESt6vectorIS3_SaIS3_EEEENS0_5__ops14_Val_comp_iterIZNSt6ranges8__detail16__make_comp_projINSB_4lessEMS3_KDoFSt17basic_string_viewIcSt11char_traitsIcEEvEEEDaRT_RT0_EUlOSL_OSN_E_EEEvSL_SN_");
++#endif
 +asm (".hidden _ZSt16__insertion_sortIN9__gnu_cxx17__normal_iteratorIPNSt6chrono9time_zoneESt6vectorIS3_SaIS3_EEEENS0_5__ops15_Iter_comp_iterIZNSt6ranges8__detail16__make_comp_projINSB_4lessEMS3_KDoFSt17basic_string_viewIcSt11char_traitsIcEEvEEEDaRT_RT0_EUlOSL_OSN_E_EEEvSL_SL_SN_");
 +asm (".hidden _ZZNSt6ranges8__detail16__make_comp_projINS_4lessEMNSt6chrono14time_zone_linkEKDoFSt17basic_string_viewIcSt11char_traitsIcEEvEEEDaRT_RT0_ENKUlOSB_OSD_E_clIRS4_SJ_EEbSF_SG_");
 +asm (".hidden _ZSt16__insertion_sortIN9__gnu_cxx17__normal_iteratorIPNSt6chrono14time_zone_linkESt6vectorIS3_SaIS3_EEEENS0_5__ops15_Iter_comp_iterIZNSt6ranges8__detail16__make_comp_projINSB_4lessEMS3_KDoFSt17basic_string_viewIcSt11char_traitsIcEEvEEEDaRT_RT0_EUlOSL_OSN_E_EEEvSL_SL_SN_");
@@ -8897,6 +8899,8 @@
 +asm (".hidden _ZTISt16_Sp_counted_baseILN9__gnu_cxx12_Lock_policyE2EE");
 +asm (".hidden _ZZNSt19_Sp_make_shared_tag5_S_tiEvE5__tag");
 +asm (".hidden _ZZNSt8__detail18__waiter_pool_base6_S_forEPKvE3__w");
++asm (".hidden _ZSt23__atomic_wait_address_vIiZNKSt13__atomic_baseIiE4waitEiSt12memory_orderEUlvE_EvPKT_S4_T0_");
++asm (".hidden _ZNKSt10filesystem7__cxx114path8iteratordeEv");
 --- libstdc++-v3/src/nonshared20/Makefile.in.jj	2023-05-19 12:22:56.773881666 +0200
 +++ libstdc++-v3/src/nonshared20/Makefile.in	2023-05-19 20:27:53.348560551 +0200
 @@ -0,0 +1,791 @@
@@ -9815,7 +9819,7 @@
  } // namespace std
 --- libstdc++-v3/src/nonshared17/floating_from_chars.cc.jj	2023-05-19 12:22:56.798881312 +0200
 +++ libstdc++-v3/src/nonshared17/floating_from_chars.cc	2023-05-19 19:52:38.332436134 +0200
-@@ -0,0 +1,46 @@
+@@ -0,0 +1,43 @@
 +// Copyright (C) 2019-2023 Free Software Foundation, Inc.
 +//
 +// This file is part of the GNU ISO C++ Library.  This library is free
@@ -9839,10 +9843,7 @@
 +// <http://www.gnu.org/licenses/>.
 +
 +#include "../c++17/floating_from_chars.cc"
-+#if defined(__i386__) || (defined(__powerpc__) && !defined(__powerpc64__))
-+//asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE9_M_createERjj");
-+//asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE9_M_mutateEjjPKcj");
-+#else
++#if !defined(__i386__) && !defined(__aarch64__)
 +asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE9_M_createERmm");
 +asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE9_M_mutateEmmPKcm");
 +#endif
@@ -9864,7 +9865,7 @@
 +asm (".hidden _ZNSt8__detail31__from_chars_alnum_to_val_tableILb0EE5valueE");
 --- libstdc++-v3/src/nonshared17/floating_from_chars110.cc.jj	2023-05-19 18:08:44.662186963 +0200
 +++ libstdc++-v3/src/nonshared17/floating_from_chars110.cc	2023-05-19 19:46:37.242530879 +0200
-@@ -0,0 +1,32 @@
+@@ -0,0 +1,42 @@
 +// Copyright (C) 2019-2023 Free Software Foundation, Inc.
 +//
 +// This file is part of the GNU ISO C++ Library.  This library is free
@@ -9892,11 +9893,21 @@
 +asm (".hidden _ZSt10from_charsIiENSt9enable_ifIXsrSt5__or_IJS1_IJSt7is_sameINSt9remove_cvIT_E4typeEaES2_IS6_sES2_IS6_iES2_IS6_lES2_IS6_xES2_IS6_nEEES1_IJS2_IS6_hES2_IS6_tES2_IS6_jES2_IS6_mES2_IS6_yES2_IS6_oEEES2_IcS6_EEE5valueESt17from_chars_resultE4typeEPKcSR_RS4_i");
 +asm (".hidden _ZSt10from_charsIiENSt9enable_ifIXsrSt5__or_IIS1_IISt7is_sameINSt9remove_cvIT_E4typeEaES2_IS6_sES2_IS6_iES2_IS6_lES2_IS6_xES2_IS6_nEEES1_IIS2_IS6_hES2_IS6_tES2_IS6_jES2_IS6_mES2_IS6_yES2_IS6_oEEES2_IcS6_EEE5valueESt17from_chars_resultE4typeEPKcSR_RS4_i");
 +#ifndef __s390x__
++#ifndef __aarch64__
 +asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE9_M_createERmm");
++asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE9_M_mutateEmmPKcm");
++#endif
++#endif
++asm (".hidden _ZNSt8__detail31__from_chars_alnum_to_val_tableILb0EE5valueE");
++#if defined(__powerpc64__) || defined(__x86_64__)
 +asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE15_M_replace_coldEPcmPKcmm");
 +#endif
-+asm (".hidden _ZNSt7__cxx1112basic_stringIcSt11char_traitsIcENSt3pmr21polymorphic_allocatorIcEEE9_M_mutateEmmPKcm");
-+asm (".hidden _ZNSt8__detail31__from_chars_alnum_to_val_tableILb0EE5valueE");
++#if defined(__powerpc64__)
++asm (".hidden _ZSt8to_charsPcS_u9__ieee128");
++asm (".hidden _ZSt8to_charsPcS_u9__ieee128St12chars_format");
++asm (".hidden _ZSt8to_charsPcS_u9__ieee128St12chars_formati");
++asm (".hidden _ZSt10from_charsPKcS0_Ru9__ieee128St12chars_format");
++#endif
 --- libstdc++-v3/src/nonshared17/cow-fs_ops.cc.jj	2023-05-19 12:22:56.799881298 +0200
 +++ libstdc++-v3/src/nonshared17/cow-fs_ops.cc	2023-05-19 19:21:04.451145483 +0200
 @@ -0,0 +1,82 @@
@@ -11994,7 +12005,7 @@
 +#include "../c++17/string-inst.cc"
 --- libstdc++-v3/src/nonshared17/floating_to_chars110.cc.jj	2023-05-19 18:08:54.897043256 +0200
 +++ libstdc++-v3/src/nonshared17/floating_to_chars110.cc	2023-05-19 19:39:17.219738117 +0200
-@@ -0,0 +1,27 @@
+@@ -0,0 +1,29 @@
 +// Copyright (C) 2019-2023 Free Software Foundation, Inc.
 +//
 +// This file is part of the GNU ISO C++ Library.  This library is free
@@ -12021,7 +12032,9 @@
 +#include "../c++17/floating_to_chars.cc"
 +asm (".hidden _ZSt12__to_chars_iIoENSt9enable_ifIXsrSt5__or_IJS1_IJSt7is_sameINSt9remove_cvIT_E4typeEaES2_IS6_sES2_IS6_iES2_IS6_lES2_IS6_xES2_IS6_nEEES1_IJS2_IS6_hES2_IS6_tES2_IS6_jES2_IS6_mES2_IS6_yES2_IS6_oEEES2_IcS6_EEE5valueESt15to_chars_resultE4typeEPcSQ_S4_i");
 +asm (".hidden _ZSt12__to_chars_iIoENSt9enable_ifIXsrSt5__or_IIS1_IISt7is_sameINSt9remove_cvIT_E4typeEaES2_IS6_sES2_IS6_iES2_IS6_lES2_IS6_xES2_IS6_nEEES1_IIS2_IS6_hES2_IS6_tES2_IS6_jES2_IS6_mES2_IS6_yES2_IS6_oEEES2_IcS6_EEE5valueESt15to_chars_resultE4typeEPcSQ_S4_i");
++#if !defined(__s390x__) && !defined(__aarch64__)
 +asm (".hidden _ZNSt8__detail18__to_chars_10_implIjEEvPcjT_");
++#endif
 --- libstdc++-v3/src/nonshared17/string-inst110.cc.jj	2023-05-19 20:14:44.341711057 +0200
 +++ libstdc++-v3/src/nonshared17/string-inst110.cc	2023-05-19 19:41:57.743474432 +0200
 @@ -0,0 +1,37 @@