https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117951
--- Comment #4 from John David Anglin <danglin at gcc dot gnu.org> --- run.cc compiles okay if I add -fno-gcse to compile command. dave@mx3210:~/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/testsuite$ cat xxx.sh /home/dave/gnu/gcc/objdir/./gcc/xg++ -shared-libgcc -B/home/dave/gnu/gcc/objdir/./gcc -nostdinc++ -L/home/dave/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/src -L/home/dave/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/src/.libs -L/home/dave/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/libsupc++/.libs -B/home/dave/opt/gnu/gcc/gcc-15/hppa-linux-gnu/bin/ -B/home/dave/opt/gnu/gcc/gcc-15/hppa-linux-gnu/lib/ -isystem /home/dave/opt/gnu/gcc/gcc-15/hppa-linux-gnu/include -isystem /home/dave/opt/gnu/gcc/gcc-15/hppa-linux-gnu/sys-include -fchecking=1 -B/home/dave/gnu/gcc/objdir/hppa-linux-gnu/./libstdc++-v3/src/.libs -fmessage-length=0 -fno-show-column -ffunction-sections -fdata-sections -g -O2 -D_GNU_SOURCE -DLOCALEDIR="." -nostdinc++ -I/home/dave/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/include/hppa-linux-gnu -I/home/dave/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/include -I/home/dave/gnu/gcc/gcc/libstdc++-v3/libsupc++ -I/home/dave/gnu/gcc/gcc/libstdc++-v3/include/backward -I/home/dave/gnu/gcc/gcc/libstdc++-v3/testsuite/util /home/dave/gnu/gcc/gcc/libstdc++-v3/testsuite/20_util/variant/run.cc -std=gnu++17 -include bits/stdc++.h -fdiagnostics-plain-output ./libtestc++.a -Wl,--gc-sections -L/home/dave/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/src/filesystem/.libs -L/home/dave/gnu/gcc/objdir/hppa-linux-gnu/libstdc++-v3/src/experimental/.libs -lm -o ./run.exe -fno-gcse -mlra