https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99983
Bug ID: 99983
Summary: [10 regression] ICE in bootstrap while building
libstdc++
Product: gcc
Version: 10.3.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at gcc dot gnu.org
Target Milestone: ---
make[3]: Entering directory
'/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3'
make "AR_FLAGS=rc" "CC_FOR_BUILD=gcc"
"CC_FOR_TARGET=/home/seurer/gcc/git/build/gcc-10-test/./gcc/xgcc
-B/home/seurer/gcc/git/build/gcc-10-test/./gcc/" "CFLAGS=-g -O2" "CXXFLAGS=-g
-O2 -D_GNU_SOURCE" "CFLAGS_FOR_BUILD=-g -O2" "CFLAGS_FOR_TARGET=-g -O2"
"INSTALL=/usr/bin/install -c" "INSTALL_DATA=/usr/bin/install -c -m 644"
"INSTALL_PROGRAM=/usr/bin/install -c" "INSTALL_SCRIPT=/usr/bin/install -c"
"LDFLAGS=" "LIBCFLAGS=-g -O2" "LIBCFLAGS_FOR_TARGET=-g -O2" "MAKE=make"
"MAKEINFO=makeinfo --split-size=5000000 --split-size=5000000
--split-size=5000000 " "SHELL=/bin/sh" "RUNTESTFLAGS="
"exec_prefix=/home/seurer/gcc/git/install/gcc-10-test"
"infodir=/home/seurer/gcc/git/install/gcc-10-test/share/info"
"libdir=/home/seurer/gcc/git/install/gcc-10-test/lib"
"includedir=/home/seurer/gcc/git/install/gcc-10-test/include"
"prefix=/home/seurer/gcc/git/install/gcc-10-test"
"tooldir=/home/seurer/gcc/git/install/gcc-10-test/powerpc64le-unknown-linux-gnu"
"gxx_include_dir=/home/seurer/gcc/git/install/gcc-10-test/include/c++/10.3.1"
"AR=ar" "AS=/home/seurer/gcc/git/build/gcc-10-test/./gcc/as"
"LD=/home/seurer/gcc/git/build/gcc-10-test/./gcc/collect-ld" "RANLIB=ranlib"
"NM=/home/seurer/gcc/git/build/gcc-10-test/./gcc/nm" "NM_FOR_BUILD="
"NM_FOR_TARGET=nm" "DESTDIR=" "WERROR=" all-recursive
make[4]: Entering directory
'/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3'
Making all in include
make[5]: Entering directory
'/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/include'
mkdir -p ./powerpc64le-unknown-linux-gnu/bits/stdc++.h.gch
/home/seurer/gcc/git/build/gcc-10-test/./gcc/xgcc -shared-libgcc
-B/home/seurer/gcc/git/build/gcc-10-test/./gcc -nostdinc++
-L/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/src
-L/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/src/.libs
-L/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/libsupc++/.libs
-B/home/seurer/gcc/git/install/gcc-10-test/powerpc64le-unknown-linux-gnu/bin/
-B/home/seurer/gcc/git/install/gcc-10-test/powerpc64le-unknown-linux-gnu/lib/
-isystem
/home/seurer/gcc/git/install/gcc-10-test/powerpc64le-unknown-linux-gnu/include
-isystem
/home/seurer/gcc/git/install/gcc-10-test/powerpc64le-unknown-linux-gnu/sys-include
-fno-checking -x c++-header -nostdinc++ -g -O2 -D_GNU_SOURCE
-I/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/include/powerpc64le-unknown-linux-gnu
-I/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/git/gcc-10-test/libstdc++-v3/libsupc++ -O2 -g -std=gnu++0x
/home/seurer/gcc/git/gcc-10-test/libstdc++-v3/include/precompiled/stdc++.h \
-o powerpc64le-unknown-linux-gnu/bits/stdc++.h.gch/O2ggnu++0x.gch
In file included from
/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/include/unordered_map:46,
from
/home/seurer/gcc/git/gcc-10-test/libstdc++-v3/include/precompiled/stdc++.h:117:
/home/seurer/gcc/git/build/gcc-10-test/powerpc64le-unknown-linux-gnu/libstdc++-v3/include/bits/hashtable.h:1317:56:
internal compiler error: in merge_exception_specifiers, at cp/typeck2.c:2564
1317 | std::is_nothrow_copy_constructible<_Equal>::value)
| ^
0x109e97e3 merge_exception_specifiers(tree_node*, tree_node*)
/home/seurer/gcc/git/gcc-10-test/gcc/cp/typeck2.c:2564
0x109ac773 merge_types(tree_node*, tree_node*)
/home/seurer/gcc/git/gcc-10-test/gcc/cp/typeck.c:873
0x1066ef2b duplicate_decls(tree_node*, tree_node*, bool)
/home/seurer/gcc/git/gcc-10-test/gcc/cp/decl.c:2259
0x1069c1ff grokfndecl
/home/seurer/gcc/git/gcc-10-test/gcc/cp/decl.c:9893
0x106ab2bb grokdeclarator(cp_declarator const*, cp_decl_specifier_seq*,
decl_context, int, tree_node**)
/home/seurer/gcc/git/gcc-10-test/gcc/cp/decl.c:13622
0x106bcc37 start_function(cp_decl_specifier_seq*, cp_declarator const*,
tree_node*)
/home/seurer/gcc/git/gcc-10-test/gcc/cp/decl.c:16541
0x1081181f cp_parser_function_definition_from_specifiers_and_declarator
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:28909
0x107fb643 cp_parser_init_declarator
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:20694
0x108137b7 cp_parser_single_declaration
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:29528
0x10811e97 cp_parser_template_declaration_after_parameters
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:29100
0x10813213 cp_parser_explicit_template_declaration
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:29366
0x108132bb cp_parser_template_declaration_after_export
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:29385
0x107efa3f cp_parser_template_declaration
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:15877
0x107e9f2b cp_parser_declaration
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:13398
0x107ea2d7 cp_parser_toplevel_declaration
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:13477
0x107e9c23 cp_parser_declaration_seq_opt
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:13325
0x107f900f cp_parser_namespace_body
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:19740
0x107f8f47 cp_parser_namespace_definition
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:19718
0x107ea05b cp_parser_declaration
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:13429
0x107ea2d7 cp_parser_toplevel_declaration
/home/seurer/gcc/git/gcc-10-test/gcc/cp/parser.c:13477
