You receive this bug because this package does not respect my system's AR ( x86_64-pc-linux-gnu-ar - /usr/bin/x86_64-pc-linux-gnu-ar ) and calls directly ar - /usr/bin/ar The possible solutions to fix this issue are: 1)Fix the buildsystem, if you can 2)inherit toolchain-funcs and use tc-export AR 3)inherit toolchain-funcs and use emake AR="$(tc-getAR)" ar ru out/library.a ./out/real.o ./out/file-cookie.o ./out/file-name.o ./out/interval-set.o ./out/warn.o ./out/cpu-timer.o ./out/interval.o ./out/string-convert.o ./out/std-string.o ./out/polynomial.o ./out/rational.o ./out/memory-stream.o ./out/libc-extension.o ./out/international.o ./out/offset.o ./out/getopt-long.o ./out/file-path.o
Fixed in CVS.