/bin/sh ../libtool --tag=CC --mode=compile x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I../include -I../include -DDEBUG -march=native -O2 -g0 -g -pipe -MT difftime.lo -MD -MP -MF .deps/difftime.Tpo -c -o difftime.lo difftime.c amd64box ~ # emerge --info | grep CFLA CFLAGS="-march=native -O2 -g0" Please drop -g and -pipe. I think that you should edit the last ~arch. TIA
Fixed in 1.3.1-r1, which probably should go stable soon.