build.sh failure

[Patrick Welche <prlw1%cam.ac.uk@localhost>]

A build.sh release on -current/amd64 is failing for me with with

c++   -O -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE  -fno-exceptions -fno-rtti -fasync
hronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wmiss
ing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overleng
th-strings   -DHAVE_CONFIG_H -static-libstdc++ -static-libgcc  -o cc1 c/c-lang.o
 c-family/stub-objc.o attribs.o c/c-errors.o c/c-decl.o c/c-typeck.o c/c-convert
.o c/c-aux-info.o c/c-objc-common.o c/c-parser.o c-family/c-common.o c-family/c-
cppbuiltin.o c-family/c-dump.o c-family/c-format.o c-family/c-gimplify.o c-famil
y/c-lex.o c-family/c-omp.o c-family/c-opts.o c-family/c-pch.o c-family/c-ppoutpu
t.o c-family/c-pragma.o c-family/c-pretty-print.o c-family/c-semantics.o c-famil
y/c-ada-spec.o tree-mudflap.o i386-c.o default-c.o \
          cc1-checksum.o libbackend.a main.o  libcommon-target.a libcommon.a ../
libcpp/libcpp.a ../libdecnumber/libdecnumber.a libcommon.a ../libcpp/libcpp.a   
../libbacktrace/.libs/libbacktrace.a ../libiberty/libiberty.a ../libdecnumber/li
bdecnumber.a   -L/usr/src/obj.amd64/tooldir.NetBSD-7.99.26-amd64/lib -L/usr/src/
obj.amd64/tooldir.NetBSD-7.99.26-amd64/lib -L/usr/src/obj.amd64/tooldir.NetBSD-7
.99.26-amd64/lib -lmpc -lmpfr -lgmp -rdynamic  -lz
ld: /usr/lib/libgcc.a(_popcountsi2.o): unrecognized relocation (0x2a) in section `.text'
ld: final link failed: Bad value

Oddly, something similar appears in PR pkg/50762.

Tried after regular cvs updates since yesterday - are none of you seeing
this?


Cheers,

Patrick