https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84248
--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> ---
[hjl@gnu-skx-1 libitm]$
/export/build/gnu/gcc-test/build-x86_64-linux/./gcc/xg++
-B/export/build/gnu/gcc-test/build-x86_64-linux/./gcc/ -nostdinc++ -nostdinc++
-I/export/build/gnu/gcc-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu
-I/export/build/gnu/gcc-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/include
-I/export/gnu/import/git/sources/gcc/libstdc++-v3/libsupc++
-I/export/gnu/import/git/sources/gcc/libstdc++-v3/include/backward
-I/export/gnu/import/git/sources/gcc/libstdc++-v3/testsuite/util
-L/export/build/gnu/gcc-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/src
-L/export/build/gnu/gcc-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs
-L/export/build/gnu/gcc-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs
-B/export/build/gnu/gcc-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs
-B/export/build/gnu/gcc-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/libsupc++/.libs
-B/usr/gcc-8.0.1-x32/x86_64-pc-linux-gnu/bin/
-B/usr/gcc-8.0.1-x32/x86_64-pc-linux-gnu/lib/ -isystem
/usr/gcc-8.0.1-x32/x86_64-pc-linux-gnu/include -isystem
/usr/gcc-8.0.1-x32/x86_64-pc-linux-gnu/sys-include -DHAVE_CONFIG_H -I.
-I/export/gnu/import/git/sources/gcc/libitm
-I/export/gnu/import/git/sources/gcc/libitm/config/linux/x86
-I/export/gnu/import/git/sources/gcc/libitm/config/linux
-I/export/gnu/import/git/sources/gcc/libitm/config/x86
-I/export/gnu/import/git/sources/gcc/libitm/config/posix
-I/export/gnu/import/git/sources/gcc/libitm/config/generic
-I/export/gnu/import/git/sources/gcc/libitm -mrtm -Wall -pthread -Werror
-fcf-protection -mcet -std=gnu++0x -funwind-tables -fno-exceptions -fno-rtti
-fabi-version=4 -O2 -g -D_GNU_SOURCE -MT aatree.lo -MD -MP -MF .deps/aatree.Tpo
-c /export/gnu/import/git/sources/gcc/libitm/aatree.cc -fPIC -DPIC -S
In file included from
/export/build/gnu/gcc-test/build-x86_64-linux/gcc/include/x86intrin.h:27,
from
/export/gnu/import/git/sources/gcc/libitm/config/x86/target.h:26,
from /export/gnu/import/git/sources/gcc/libitm/libitm_i.h:74,
from /export/gnu/import/git/sources/gcc/libitm/aatree.cc:28:
/export/build/gnu/gcc-test/build-x86_64-linux/gcc/include/ia32intrin.h:56:28:
internal compiler error: in ix86_option_override_internal, at
config/i386/i386.c:4952
#pragma GCC target("sse4.2")
^
0x168245f ix86_option_override_internal
/export/gnu/import/git/sources/gcc/gcc/config/i386/i386.c:4952
0x1683e67 ix86_valid_target_attribute_tree(tree_node*, gcc_options*,
gcc_options*)
/export/gnu/import/git/sources/gcc/gcc/config/i386/i386.c:5656
0xbbfaf1 ix86_pragma_target_parse
/export/gnu/import/git/sources/gcc/gcc/config/i386/i386-c.c:538
0xb90391 handle_pragma_target
/export/gnu/import/git/sources/gcc/gcc/c-family/c-pragma.c:907
0xb91110 c_invoke_pragma_handler(unsigned int)
/export/gnu/import/git/sources/gcc/gcc/c-family/c-pragma.c:1482
0x9fd977 cp_parser_pragma
/export/gnu/import/git/sources/gcc/gcc/cp/parser.c:38764
0x9bd45d cp_parser_declaration_seq_opt
/export/gnu/import/git/sources/gcc/gcc/cp/parser.c:12595
0x9ac029 cp_parser_translation_unit
/export/gnu/import/git/sources/gcc/gcc/cp/parser.c:4559
0x9fdaed c_parse_file()
/export/gnu/import/git/sources/gcc/gcc/cp/parser.c:38820
0xb8b12f c_common_parse_file()
/export/gnu/import/git/sources/gcc/gcc/c-family/c-opts.c:1132
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.
[hjl@gnu-skx-1 libitm]$
