Failing to compile GCC 4.7.1 on Windows with MinGW.

[Jonathan Wakely]

On Sep 16, 2012 2:18 PM, "farmdve data.bg" wrote:
>
> I downloaded the GCC 4.7.1 source and unpacked it, inside the gcc
> source directory I placed the folders mpc,mpfr and gmp containing the
> latest sources of the libraries. As I am told, GCC should
> automatically find,compile and statically link against them.
>
> I also created a folder called 'gcc-obj' inside the gcc source folder

That's unsupported:
http://gcc.gnu.org/install/configure.html

But that's not the problem here:

> and from withing it I called the following configure command:
> ../configure --enable-languages=c,c++ --disable-sjlj-exceptions
> --enable-libgcj --enable-libgomp --with-dwarf2
> --disable-win32-registry --enable-libstdcxx-debug
> --enable-concept-checks --enable-version-specific-runtime-libs
> --prefix=/c/gcc-obj --with-gmp=gmp --with-mpfr=mpfr --with-mpc=mpc

Don't use --with-gmp etc if the sources are present, those options are
to point to installed libs.