Automated report: NetBSD-current/riscv-riscv64 build failure

[NetBSD Test Fixture <bracket%NetBSD.org@localhost>]

This is an automatically generated notice of a NetBSD-current/riscv-
riscv64 build failure.

The failure occurred on babylon5.netbsd.org, a NetBSD/amd64 host,
using sources from CVS date 2025.10.14.07.19.46.

An extract from the build.sh output follows:

    /tmp/build/2025.10.14.07.19.46-riscv-riscv64/tools/lib/gcc/riscv64--netbsd/14.3.0/../../../../riscv64--netbsd/bin/ld: /tmp/build/2025.10.14.07.19.46-riscv-riscv64/destdir/usr/lib/libstdc++.so: undefined reference to `std::istream::ignore(long)'
    --- dependall-sys ---
    #   compile  sa/loadfile_elf32.o
    /tmp/build/2025.10.14.07.19.46-riscv-riscv64/tools/bin/riscv64--netbsd-gcc -O2 -DEFIBOOT_ALIGN=0x200000 -DEFIBOOT_MODULE_MACHINE=\"riscv\"   -mcmodel=medany -fpic -g -O2 -fshort-wchar -fno-strict-aliasing -ffreestanding -fno-stack-protector  -Wno-error=unused-but-set-variable    -std=gnu11   -Werror    -Wno-address-of-packed-member     -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libsa -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../external/bsd/gnu-efi/dist/inc -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../external/bsd/gnu-efi/dist/inc/riscv64 -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../external/bsd/gnu-efi/dist/inc/protocol -DEFIBOOT_FDT -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../external/bsd/libfdt/dist --sysroot=/tmp/build/2025.10.14.07.19.46-riscv-ris
 cv64/destdir -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../.. -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64 -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../common -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libsa -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/obj/sys/stand/efiboot/bootriscv64 -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../lib -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../../common/include -nostdinc -D_STANDALONE -DEFIBOOT -DPROGRESS_FN=efi_progress -Wall -Wmissing-prototypes -Wno-pointer-sign -DHEAP_VARIABLE -DSUPPORT_CD9660 -D"devb2cdb(bno)=(bno)" -DSUPPORT_DOSFS -DSUPPORT_BOOTP -DSUPPORT_DHCP -DSUPPORT_TFTP -DLIBSA_ENABLE_LS_OP -DLIBSA_FFS_EI -DLIBSA_DISKLABEL_EI -DDEFAULT_TIMEOUT=5 -I/tmp/build/2025.10.14.07.19.46-riscv-r
 iscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libkern/../../../common/lib/libc/quad -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libkern/../../../common/lib/libc/string -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libkern/../../../common/lib/libc/arch/riscv/string -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libkern/../../../common/lib/libc/arch/riscv/atomic -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libkern/../../../common/lib/libc/hash/sha3 -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../../common/include/libc -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libz -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../../common/dist/zlib -DLIBSA_PRINTF_LONGLON
 G_SUPPORT -DLIBSA_PRINTF_WIDTH_SUPPORT -D"cdb2devb(bno)=(bno)" -I/tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libgnuefi/../../../common/dist/zlib  -DCOMPAT_UFS  -D__INTERNAL_LIBSA_CREAD -DLIBSA_BIENDIAN_SUPPORT  -Wno-pointer-sign -c    /tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/sys/stand/efiboot/bootriscv64/../../../lib/libsa/loadfile_elf32.c -o loadfile_elf32.o
    --- dependall-tests ---
    collect2: error: ld returned 1 exit status
    *** Failed target: h_initfini1
    *** In directory: /tmp/build/2025.10.14.07.19.46-riscv-riscv64/src/tests/lib/csu
    *** Failed commands:
    	${_MKTARGET_LINK}

The following commits were made between the last successful build and
the first failed build:

    2025.10.14.00.13.31 perseant src/sys/ufs/lfs/lfs_rfw.c 1.39
    2025.10.14.05.40.35 macallan src/sys/dev/pci/gffb.c 1.29
    2025.10.14.07.15.28 skrll src/share/man/man8/man8.x86/boot.8 1.39
    2025.10.14.07.16.18 skrll src/sys/arch/i386/stand/efiboot/eficons.c 1.17
    2025.10.14.07.19.46 mrg src/external/gpl3/gcc/lib/libstdc++-v3/Makefile 1.60

Logs can be found at:

    https://releng.NetBSD.org/b5reports/riscv-riscv64/commits-2025.10.html#2025.10.14.07.19.46