Fixed cross-compiler

build-cross-compiler.sh

@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+
+if which i686-elf-gcc && which i686-elf-as; then
+    echo "Cross Compiler Already Built"
+    echo "Exiting"
+    exit
+fi
+
+mkdir opt
+cd opt
+
+CCFLAGS="-j 8"
+PREFIX="$PWD"
+TARGET="i686-elf"
+
+# binutils
+curl -o binutils.tar.xz https://sourceware.org/pub/binutils/snapshots/binutils-2.40.90.tar.xz
+tar -xf binutils.tar.xz
+cd binutils-2.40.90
+mkdir build-binutils
+cd build-binutils
+../configure --target=$TARGET --prefix=$PREFIX --with-sysroot --disable-nls --disable-werror
+make $CCFLAGS
+make $CCFLAGS install
+
+# gcc
+curl -o gcc.tar.xz https://mirrorservice.org/sites/sourceware.org/pub/gcc/snapshots/LATEST-12/gcc-12-20240322.tar.xz
+tar -xf gcc.tar.xz
+cd gcc-12-20240322
+mkdir build-gcc
+cd build-gcc
+../configure --target=$TARGET --prefix=$PREFIX --disable-nls --enable-languages=c,c++ --without-headers
+make $CCFLAGS all-gcc
+make $CCFLAGS all-target-libgcc
+make $CCFLAGS install-gcc
+make $CCFLAGS install-target-libgcc
+
+echo "All done :)"
+
+

shell.nix

@@ -15,6 +15,7 @@ pkgs.mkShell rec {
       mpfr
       texinfo
       isl
+      zlib
     ];
     RUSTC_VERSION = "nightly"; # Required for some experimental cargo features
     hardeningDisable = [ "all" ]; # Required to compile gcc
@@ -25,6 +26,7 @@ pkgs.mkShell rec {
       export PATH=$PATH:''${CARGO_HOME:-~/.cargo}/bin
       export PATH=$PATH:''${RUSTUP_HOME:-~/.rustup}/toolchains/nightly-x86_64-unknown-linux-gnu/bin/
       export PATH="$PATH:$PWD/opt/bin"
+      NIX_ENFORCE_PURITY=0 ./build-cross-compiler.sh # Stupid fucking shit hack
       '';
     # Add glibc, clang, glib, and other headers to bindgen search path
     BINDGEN_EXTRA_CLANG_ARGS =