From 454da00377952c76f8666574fc047616bd8ef73e Mon Sep 17 00:00:00 2001
From: ag-tsotetsi <ag.tsotetsi@gmail.com>
Date: Thu, 19 Feb 2026 22:30:56 +0200
Subject: [PATCH] added gcc bootstrap build, update some paths of binutils to
 be consistant

---
 build.sh | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 74 insertions(+), 9 deletions(-)

diff --git a/build.sh b/build.sh
index b7623ef..2203e2b 100755
--- a/build.sh
+++ b/build.sh
@@ -25,6 +25,24 @@ export CONFIG_SITE="$SYSROOT/usr/share/config.site"
 BINUTILS_VERSION=2.45.1
 BINUTILS_URL=https://mirror.ufs.ac.za/gnu/binutils/binutils-$BINUTILS_VERSION.tar.xz
 
+GCC_VERSION=15.2.0
+GCC_URL=https://mirror.ufs.ac.za/gnu/gcc/gcc-$GCC_VERSION/gcc-$GCC_VERSION.tar.xz
+
+GMP_VERSION=6.3.0
+GMP_URL=https://mirror.ufs.ac.za/gnu/gmp/gmp-$GMP_VERSION.tar.xz
+
+MPC_VERSION=1.3.1
+MPC_URL=https://mirror.ufs.ac.za/gnu/mpc/mpc-$MPC_VERSION.tar.gz
+
+MPFR_VERSION=4.2.2
+MPFR_URL=https://mirror.ufs.ac.za/gnu/mpfr/mpfr-$MPFR_VERSION.tar.xz
+
+ISL_VERSION=0.27
+ISL_URL=https://libisl.sourceforge.io/isl-$ISL_VERSION.tar.xz
+
+GLIBC_VERSION=2.43
+GLIBC_URL=https://mirror.ufs.ac.za/gnu/glibc/glibc-$GLIBC_VERSION.tar.xz
+
 
 if [ ! -d "$SYSROOT" ]; then
     mkdir -p "$SYSROOT"/{etc,cross,sources,usr,dev,proc,sys,run}
@@ -43,26 +61,73 @@ fetch() {
 bootstrap_binutils() {
     fetch $BINUTILS_URL
 
-    cd "$SOURCES"
-    tar xf binutils-$BINUTILS_VERSION.tar.xz
-    cd binutils-$BINUTILS_VERSION
+    cd "$SOURCES" && tar xf binutils-$BINUTILS_VERSION.tar.xz && cd binutils-$BINUTILS_VERSION
 
-    mkdir -p build
-    cd build
+    mkdir -p build && cd build
 
 	../configure \
 		--prefix="$CROSS" \
 		--with-sysroot="$SYSROOT" \
-		--target="$TARGET" \
+		--target=$TARGET \
 		--disable-nls \
 		--enable-gprofng=no \
 		--disable-werror \
 		--enable-new-dtags \
 		--enable-default-hash-style=gnu
 	
-	make
-    make install 
+	make && make install
+
+    cd "$SOURCES"
+    rm -rf binutils-$BINUTILS_VERSION
 }
 
+bootstap_gcc() {
+    fetch $GCC_URL
+    fetch $GMP_URL
+    fetch $ISL_URL
+    fetch $MPC_URL
+    fetch $MPFR_URL
 
-bootstrap_binutils
\ No newline at end of file
+    cd "$SOURCES" && tar xf gcc-$GCC_VERSION.tar.xz && cd gcc-$GCC_VERSION
+
+    tar xf ../gmp-$GMP_VERSION.tar.xz && mv gmp-$GMP_VERSION gmp
+	tar xf ../isl-$ISL_VERSION.tar.xz && mv isl-$ISL_VERSION isl
+	tar xf ../mpc-$MPC_VERSION.tar.gz && mv mpc-$MPC_VERSION mpc
+	tar xf ../mpfr-$MPFR_VERSION.tar.xz && mv mpfr-$MPFR_VERSION mpfr
+
+	sed -e '/m64=/s/lib64/lib/' -i.orig gcc/config/i386/t-linux64
+
+	mkdir -p build && cd build
+
+	../configure \
+		--target=$TARGET \
+		--prefix="$CROSS" \
+		--with-glibc-version=$GLIBC_VERSION \
+		--with-sysroot="$SYSROOT" \
+		--with-newlib \
+		--without-headers \
+		--enable-default-pie \
+		--enable-default-ssp \
+		--disable-nls \
+		--disable-shared \
+		--disable-multilib \
+		--disable-threads \
+		--disable-libatomic \
+		--disable-libgomp \
+		--disable-libquadmath \
+		--disable-libssp \
+		--disable-libvtv \
+		--disable-libstdcxx \
+		--enable-languages=c,c++
+
+	make && make install
+
+	cd ..
+	cat gcc/limitx.h gcc/glimits.h gcc/limity.h > "`dirname $($TARGET-gcc -print-libgcc-file-name)`/include/limits.h"
+
+    cd "$SOURCES"
+    rm -rf gcc-$GCC_VERSION
+}
+
+#bootstrap_binutils
+bootstap_gcc
\ No newline at end of file