tce-load -i compiletc intltool goffice-dev itstool

wget http://ftp.gnome.org/pub/GNOME/sources/gnumeric/1.12/gnumeric-1.12.49.tar.xz

cd gnumeric-1.12.49

CC="gcc -flto -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --disable-static --localstatedir=/var --without-perl --without-python

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make [5m 25.04s]
make install

Configuration:

        Source code location:           .
        Compiler:                       gcc -flto -march=i486 -mtune=i686 -Os -pipe
        Compiler flags:                 -g -O2 -DGDK_DISABLE_DEPRECATION_WARNINGS -DGTK_DISABLE_DEPRECATION_WARNINGS -Wall -Werror=init-self -Werror=missing-include-dirs -Wsign-compare -Werror=pointer-arith -Wchar-subscripts -Wwrite-strings -Wdeclaration-after-statement -Wnested-externs -Wmissing-noreturn -Werror=missing-prototypes -Werror=nested-externs -Werror=implicit-function-declaration -Wmissing-declarations -Wno-pointer-sign -Werror=format-security -Wstrict-prototypes -Wno-error=format-nonliteral
        Floating point type:            double

        UI:                             Gtk

        Perl plugin support:            No. (disabled by request)
        Python plugin support:          Disabled by request
        Introspection python support:   No, introspection disabled

        GDA support:                    NO.  libgda problem
        GNOME-DB support:               no
        Psiconv support:                Missing dependencies

        PDF documentation:              No, not requested.