-pipe and -Wall are not bad, but we need to respect user's choice.
x86_64-pc-linux-gnu-g++ -o modules/m_httpd_config.so -pipe -fPIC -DPIC -pedantic -Woverloaded-virtual -Wshadow -Wformat=2 -Wmissing-format-attribute -Wall -O2 -g1 -Iinclude -march=native -O2 -pipe -DMODNAME=m_httpd_config.so -fPIC -shared -rdynamic -Wl,-O1 -Wl,--as-needed -Wl,--hash-style=gnu /var/tmp/portage/net-irc/inspircd-2.0.9/work/inspircd/src/modules/m_httpd_config.cpp # portageq envvar CXXFLAGS -march=native -O2 -pipe
Fixed, thanks for reporting.