On Sat, 8 Mar 2025, 06:55 LIU Hao via Gcc, <gcc@gcc.gnu.org> wrote: > 在 2025-3-8 14:33, Gwen Fu via Gcc 写道: > > After I finished ../gcc/configure --prefix=$HOME/GCC-4.6.2 > > --enable-languages=c,c++,fortran --disable-multilib , I executed "make -j > > 2" . However , error occurred ! > > > > What system are you using? You should not specify `--prefix` unless you > know what it does.
Eh? That says where to install GCC after it's built. The instructions are copied from https://gcc.gnu.org/wiki/InstallingGCC and ate correct. Newer GCC > versions require a C++14 compiler, and 4.6.2 is too old for that. > The --prefix has nothing to do with the bootstrap compiler. > For example, on Debian or Ubuntu or Mint, you may build GCC with these > commands: > > ``` > sudo aptitude install gcc gettext python3 awk make flex > lib{gmp,mpfr,mpc,isl,zstd}-dev > ../gcc/configure --enable-languages=c,c++,fortran --disable-multilib > make -j$(nproc) > ``` > > > -- > Best regards, > LIU Hao >
