releases/gcc-10 branch: commit r10-9675 failed to bootstrap on Linux/i686 (commit r10-9663 builds)!

[H.J. Lu]

fi
make[2]: Entering directory '/export/gnu/import/git/gcc-test-release-2-ia32'
rm -rf bld
mkdir -p bld
cd bld; \
CC="gcc -m32 -fno-lto" CXX="g++ -m32 -fno-lto" ../src-10/configure \
	 --prefix=/usr/10.3.1 --enable-clocale=gnu --with-system-zlib --enable-shared --enable-cet --with-demangler-in-ld --enable-libmpx i686-linux --with-fpmath=sse 
    grep "Error " makelog.r10-9675.i686 >> makelog.r10-9675.i686.mail; \
make[6]: [Makefile:1736: i686-linux/bits/largefile-config.h] Error 1 (ignored)
make[8]: *** [Makefile:1824: i686-linux/bits/stdc++.h.gch/O2ggnu++0x.gch] Error 1
make[8]: *** [Makefile:1829: i686-linux/bits/stdc++.h.gch/O2g.gch] Error 1
make[7]: *** [Makefile:563: all-recursive] Error 1
make[6]: *** [Makefile:488: all] Error 2
make[5]: *** [Makefile:15569: all-stage1-target-libstdc++-v3] Error 2
make[4]: *** [Makefile:23600: stage1-bubble] Error 2
make[3]: *** [Makefile:23921: bootstrap] Error 2
make[2]: *** [Makefile:309: bootstrap] Error 2
	../../src-10/gcc/cp/decl.c:9893
0x8619ea1 grokdeclarator(cp_declarator const*, cp_decl_specifier_seq*, decl_context, int, tree_node**)
	../../src-10/gcc/cp/decl.c:13622
0x86268d7 start_function(cp_decl_specifier_seq*, cp_declarator const*, tree_node*)
	../../src-10/gcc/cp/decl.c:16541
0x871ed8f cp_parser_function_definition_from_specifiers_and_declarator
	../../src-10/gcc/cp/parser.c:28909
0x871027f cp_parser_init_declarator
	../../src-10/gcc/cp/parser.c:20694
0x872043e cp_parser_single_declaration
	../../src-10/gcc/cp/parser.c:29528
0x871f243 cp_parser_template_declaration_after_parameters
	../../src-10/gcc/cp/parser.c:29100
0x87200a1 cp_parser_explicit_template_declaration
	../../src-10/gcc/cp/parser.c:29366
0x87200f8 cp_parser_template_declaration_after_export
	../../src-10/gcc/cp/parser.c:29385
0x870810b cp_parser_template_declaration
	../../src-10/gcc/cp/parser.c:15877
0x8704341 cp_parser_declaration
	../../src-10/gcc/cp/parser.c:13398
0x87045f7 cp_parser_toplevel_declaration
	../../src-10/gcc/cp/parser.c:13477
0x870411f cp_parser_declaration_seq_opt
	../../src-10/gcc/cp/parser.c:13325
0x870e714 cp_parser_namespace_body
	../../src-10/gcc/cp/parser.c:19740
0x870e6bf cp_parser_namespace_definition
	../../src-10/gcc/cp/parser.c:19718
0x8704445 cp_parser_declaration
	../../src-10/gcc/cp/parser.c:13429
0x87045f7 cp_parser_toplevel_declaration
	../../src-10/gcc/cp/parser.c:13477
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
make[8]: *** [Makefile:1824: i686-linux/bits/stdc++.h.gch/O2ggnu++0x.gch] Error 1
make[8]: *** Waiting for unfinished jobs....
0x886ddf0 merge_exception_specifiers(tree_node*, tree_node*)
	../../src-10/gcc/cp/typeck2.c:2564
0x88427aa merge_types(tree_node*, tree_node*)
	../../src-10/gcc/cp/typeck.c:873
0x85eeb19 duplicate_decls(tree_node*, tree_node*, bool)
	../../src-10/gcc/cp/decl.c:2259
0x860edf3 grokfndecl
	../../src-10/gcc/cp/decl.c:9893
0x8619ea1 grokdeclarator(cp_declarator const*, cp_decl_specifier_seq*, decl_context, int, tree_node**)
	../../src-10/gcc/cp/decl.c:13622
0x86268d7 start_function(cp_decl_specifier_seq*, cp_declarator const*, tree_node*)
	../../src-10/gcc/cp/decl.c:16541
0x871ed8f cp_parser_function_definition_from_specifiers_and_declarator
	../../src-10/gcc/cp/parser.c:28909
0x871027f cp_parser_init_declarator
	../../src-10/gcc/cp/parser.c:20694
0x872043e cp_parser_single_declaration
	../../src-10/gcc/cp/parser.c:29528
0x871f243 cp_parser_template_declaration_after_parameters
	../../src-10/gcc/cp/parser.c:29100
0x87200a1 cp_parser_explicit_template_declaration
	../../src-10/gcc/cp/parser.c:29366
0x87200f8 cp_parser_template_declaration_after_export
	../../src-10/gcc/cp/parser.c:29385
0x870810b cp_parser_template_declaration
	../../src-10/gcc/cp/parser.c:15877
0x8704341 cp_parser_declaration
	../../src-10/gcc/cp/parser.c:13398
0x87045f7 cp_parser_toplevel_declaration
	../../src-10/gcc/cp/parser.c:13477
0x870411f cp_parser_declaration_seq_opt
	../../src-10/gcc/cp/parser.c:13325
0x870e714 cp_parser_namespace_body
	../../src-10/gcc/cp/parser.c:19740
0x870e6bf cp_parser_namespace_definition
	../../src-10/gcc/cp/parser.c:19718
0x8704445 cp_parser_declaration
	../../src-10/gcc/cp/parser.c:13429
0x87045f7 cp_parser_toplevel_declaration
	../../src-10/gcc/cp/parser.c:13477
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
make[8]: *** [Makefile:1829: i686-linux/bits/stdc++.h.gch/O2g.gch] Error 1
make[8]: Leaving directory '/export/gnu/import/git/gcc-test-release-2-ia32/bld/i686-linux/libstdc++-v3/include'
make[7]: *** [Makefile:563: all-recursive] Error 1
make[7]: Leaving directory '/export/gnu/import/git/gcc-test-release-2-ia32/bld/i686-linux/libstdc++-v3'
make[6]: *** [Makefile:488: all] Error 2
make[6]: Leaving directory '/export/gnu/import/git/gcc-test-release-2-ia32/bld/i686-linux/libstdc++-v3'
make[5]: *** [Makefile:15569: all-stage1-target-libstdc++-v3] Error 2
make[5]: Leaving directory '/export/gnu/import/git/gcc-test-release-2-ia32/bld'
make[4]: *** [Makefile:23600: stage1-bubble] Error 2
make[4]: Leaving directory '/export/gnu/import/git/gcc-test-release-2-ia32/bld'
make[3]: *** [Makefile:23921: bootstrap] Error 2
make[3]: Leaving directory '/export/gnu/import/git/gcc-test-release-2-ia32/bld'
Command exited with non-zero status 2
2077.47user 170.65system 8:20.52elapsed 449%CPU (0avgtext+0avgdata 541224maxresident)k
737728inputs+2277256outputs (8415major+30981562minor)pagefaults 0swaps
make[2]: *** [Makefile:309: bootstrap] Error 2
make[2]: Leaving directory '/export/gnu/import/git/gcc-test-release-2-ia32'