GCC 14.1

.github/workflows/build.yml

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+name: Build Toolchain
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - v**
+  pull_request:
+jobs:
+  build:
+    name: Build Toolchain
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        target_arch: [aarch64, arm, i686, x86_64]
+    steps:
+    - name: Checkout Repo
+      uses: actions/checkout@main
+      with:
+        path: ${{ github.workspace }}
+    - name: Build Toolchain
+      env:
+        TOOLCHAIN_ARCH: ${{ matrix.target_arch }}
+      run: |
+        bash ./build.sh
+    - name: Waiting for debugger
+      if: ${{ failure() }}
+      uses: mxschmitt/action-tmate@v3
+    - name: Upload Build Archive
+      uses: actions/upload-artifact@v2
+      with:
+        name: newer-toolchain-${{ matrix.target_arch }}-${{ github.sha }}
+        path: ${{ github.workspace }}/build/
+  release:
+    name: Create Github Release
+    if: ${{ github.event_name == 'push' && startsWith(github.ref, 'refs/tags/') }}
+    needs: build
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Fetch archives
+        uses: actions/download-artifact@v2
+        with:
+          path: ./
+      - name: Copy archives
+        run: |
+          cp newer-toolchain-*-${{ github.sha }}/*.tar.bz2 ./
+      - name: Get checksums
+        id: checksums
+        run: |
+          checksums=$(printf 'SHA-256:\n```\n%s\n```\n' "$(sha256sum *.tar.bz2)")
+          checksums="${checksums//'%'/'%25'}"
+          checksums="${checksums//$'\n'/'%0A'}"
+          checksums="${checksums//$'\r'/'%0D'}"
+          echo "::set-output name=checksums::$checksums"
+      - name: Get tag
+        id: tag
+        uses: dawidd6/action-get-tag@v1
+      - name: Publish GitHub release
+        uses: svenstaro/upload-release-action@v2
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          file: "*.tar.bz2"
+          file_glob: true
+          release_name: "Android NDK toolchain version r17c with gcc" 
+          tag: ${{ steps.tag.outputs.tag }}
+          body: ${{ steps.checksums.outputs.checksums }}

.gitignore

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+# Cache files
+/cache/
+
+# Temp files
+/tmp/
+
+# Build files
+/build/
+
+# VSCode
+/.vscode/

build.sh

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+#!/bin/bash
+#  build.sh - script to build a custom NDK toolchain
+#
+#  Copyright 2022 Chongyun Lee <[email protected]>
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#	http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+#
+
+set -e -u -o pipefail
+
+_SCRIPTDIR=$(cd "$(realpath "$(dirname "$0")")"; pwd)
+source $_SCRIPTDIR/common-files/setup_toolchain_ndk_r17c.sh
+source $_SCRIPTDIR/common-files/termux_download.sh
+
+: ${TOOLCHAIN_ARCH:=aarch64}
+: ${_CACHE_DIR:=$_SCRIPTDIR/cache}
+: ${_TMP_DIR:=$_SCRIPTDIR/tmp}
+: ${_API_LEVEL:=21}
+: ${_MAKE_PROCESSES:=$(nproc)}
+: ${GCC_VERSION:=14.1.0}
+: ${GCC_SHA256:=a0be066c02775002a0fa65ad3c65fb56a8bfd923d072a26ed148c0439ecdb68f}
+: ${BINUTILS_VERSION:=2.42}
+: ${BINUTILS_SHA256:=5d2a6c1d49686a557869caae08b6c2e83699775efd27505e01b2f4db1a024ffc}
+
+export TOOLCHAIN_ARCH
+
+TERMUX_PKG_TMPDIR=$_TMP_DIR
+mkdir -p $_CACHE_DIR
+rm -rf $_TMP_DIR
+mkdir -p $_TMP_DIR
+
+_HOST_PLATFORM="${TOOLCHAIN_ARCH}-linux-android"
+
+_GCC_EXTRA_HOST_BUILD=""
+_BINUTILS_EXTRA_HOST_BUILD="--enable-gold"
+if [ "$TOOLCHAIN_ARCH" = "arm" ]; then
+	_HOST_PLATFORM="${_HOST_PLATFORM}eabi"
+	_GCC_EXTRA_HOST_BUILD="--with-arch=armv7-a --with-float=soft --with-fpu=vfp"
+elif [ "$TOOLCHAIN_ARCH" = "aarch64" ]; then
+	_GCC_EXTRA_HOST_BUILD="--enable-fix-cortex-a53-835769 --enable-fix-cortex-a53-843419"
+	_BINUTILS_EXTRA_HOST_BUILD+=" $_GCC_EXTRA_HOST_BUILD"
+elif [ "$TOOLCHAIN_ARCH" = "i686" ]; then
+	_GCC_EXTRA_HOST_BUILD="--with-arch=i686 --with-fpmath=sse "
+elif [ "$TOOLCHAIN_ARCH" = "x86_64" ]; then
+	_GCC_EXTRA_HOST_BUILD="--with-arch=x86-64 --with-fpmath=sse"
+fi
+
+# Install dependencies
+sudo apt update
+sudo apt install -y build-essential curl
+sudo apt install -y libgmp-dev libmpfr-dev libmpc-dev zlib1g-dev libisl-dev libtinfo5 libncurses5
+
+pushd $_TMP_DIR
+
+# Download source
+GCC_SRC_URL=https://ftp.gnu.org/gnu/gcc/gcc-${GCC_VERSION}/gcc-${GCC_VERSION}.tar.gz
+GCC_SRC_FILE=$_CACHE_DIR/gcc-${GCC_VERSION}.tar.gz
+GCC_SRC_DIR=$_TMP_DIR/gcc-${GCC_VERSION}
+termux_download $GCC_SRC_URL $GCC_SRC_FILE $GCC_SHA256
+BINUTILS_SRC_URL=https://ftp.gnu.org/gnu/binutils/binutils-${BINUTILS_VERSION}.tar.gz
+BINUTILS_SRC_FILE=$_CACHE_DIR/binutils-${BINUTILS_VERSION}.tar.gz
+BINUTILS_SRC_DIR=$_TMP_DIR/binutils-${BINUTILS_VERSION}
+termux_download $BINUTILS_SRC_URL $BINUTILS_SRC_FILE $BINUTILS_SHA256
+
+# Setup a standalone toolchain
+_setup_standalone_toolchain_ndk_r17c $_TMP_DIR/standalone-toolchain
+cp -R $_TMP_DIR/standalone-toolchain/sysroot/usr/include/$_HOST_PLATFORM/* $_TMP_DIR/standalone-toolchain/sysroot/usr/include/
+
+# Extract source
+tar -xf $GCC_SRC_FILE -C $_TMP_DIR/
+pushd $_TMP_DIR
+PATCHES="$(find "$_SCRIPTDIR/patches/" -maxdepth 1 -type f -name *.patch | sort)"
+for f in $PATCHES; do
+	echo "Applying patch: $(basename $f)"
+	patch -d "$GCC_SRC_DIR/" -p1 < "$f";
+done
+tar -xf $BINUTILS_SRC_FILE -C $_TMP_DIR/
+popd
+
+# Copy sysroot
+mkdir -p $_TMP_DIR/newer-toolchain
+cp -R $_TMP_DIR/standalone-toolchain/sysroot $_TMP_DIR/newer-toolchain/
+
+# Set CPPFLAGS/CFLAGS/CXXFLAGS
+export CPPFLAGS="-O3 -g0"
+export CFLAGS="$CPPFLAGS"
+export CXXFLAGS="$CPPFLAGS"
+
+# Build binutils
+mkdir -p binutils-build
+pushd binutils-build
+$BINUTILS_SRC_DIR/configure \
+		--target=$_HOST_PLATFORM \
+		--prefix=$_TMP_DIR/newer-toolchain \
+		--with-sysroot=$_TMP_DIR/newer-toolchain/sysroot \
+		$_BINUTILS_EXTRA_HOST_BUILD
+make -j $_MAKE_PROCESSES
+make -j $_MAKE_PROCESSES install-strip
+popd # binutils-build
+
+export PATH="$_TMP_DIR/newer-toolchain/bin:$PATH"
+
+# Build GCC toolchain
+mkdir -p newer-toolchain-build
+pushd newer-toolchain-build
+
+export CPPFLAGS+=" -D__ANDROID_API__=$_API_LEVEL"
+export CFLAGS+=" -D__ANDROID_API__=$_API_LEVEL"
+export CXXFLAGS+=" -D__ANDROID_API__=$_API_LEVEL"
+
+$GCC_SRC_DIR/configure \
+		--host=x86_64-linux-gnu  \
+		--build=x86_64-linux-gnu \
+		--target=$_HOST_PLATFORM \
+		--disable-shared \
+		--disable-nls \
+		--enable-default-pie \
+		--with-host-libstdcxx='-static-libgcc -Wl,-Bstatic,-lstdc++,-Bdynamic -lm' \
+		--with-gnu-as --with-gnu-ld \
+		--disable-libstdc__-v3 \
+		--disable-tls \
+		--disable-ssp \
+		--disable-bootstrap \
+		--enable-initfini-array \
+		--enable-libatomic-ifuncs=no \
+		--prefix=$_TMP_DIR/newer-toolchain \
+		--with-gmp --with-mpfr --with-mpc --with-system-zlib \
+		--enable-languages=c,c++,fortran \
+		--enable-plugins --enable-libgomp \
+		--enable-gnu-indirect-function \
+		--disable-libcilkrts --disable-libsanitizer \
+		--enable-gold --enable-threads \
+		--enable-eh-frame-hdr-for-static \
+		--enable-graphite=yes --with-isl \
+		--disable-multilib \
+		$_GCC_EXTRA_HOST_BUILD \
+		--with-sysroot=$_TMP_DIR/newer-toolchain/sysroot \
+		--with-gxx-include-dir=$_TMP_DIR/newer-toolchain/include/c++/$GCC_VERSION
+
+make -j $_MAKE_PROCESSES
+make -j $_MAKE_PROCESSES install-strip
+
+popd # newer-toolchain-build
+
+# Make the archive
+mv newer-toolchain gcc-$GCC_VERSION-$TOOLCHAIN_ARCH
+tar -cjvf gcc-$GCC_VERSION-$TOOLCHAIN_ARCH.tar.bz2 gcc-$GCC_VERSION-$TOOLCHAIN_ARCH
+
+popd # $_TMP_DIR
+
+# Copy the archive
+mkdir -p build
+cp $_TMP_DIR/gcc-$GCC_VERSION-$TOOLCHAIN_ARCH.tar.bz2 ./build

common-files/setup_toolchain_ndk_r17c.sh

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+_download_ndk_r17c() {
+	if [ ! -f $_CACHE_DIR/.placeholder-android-ndk-r17c ]; then
+		echo "Start downloading Android NDK toolchain (version r17c)..."
+		mkdir -p $_CACHE_DIR/
+		local _NDKARCHIVE_FILE=$_CACHE_DIR/android-ndk-r17c-linux-x86_64.zip
+		local _NDK_URL=https://dl.google.com/android/repository/android-ndk-r17c-linux-x86_64.zip
+		local _NDK_SHA256=3f541adbd0330a9205ba12697f6d04ec90752c53d6b622101a2a8a856e816589
+		termux_download $_NDK_URL $_NDKARCHIVE_FILE $_NDK_SHA256
+		unzip -d $_CACHE_DIR/ $_NDKARCHIVE_FILE > /dev/null 2>&1
+		touch $_CACHE_DIR/.placeholder-android-ndk-r17c
+		echo "Downloading completed."
+	fi
+}
+
+_setup_standalone_toolchain_ndk_r17c() {
+	_download_ndk_r17c
+
+	local TOOLCHAIN_DIR="$1"
+	rm -rf $TOOLCHAIN_DIR
+
+	local _NDKARCH
+	if [ "$TOOLCHAIN_ARCH" == "aarch64" ]; then
+		_NDKARCH="arm64"
+	elif [ "$TOOLCHAIN_ARCH" == "arm" ]; then
+		_NDKARCH="arm"
+	elif [ "$TOOLCHAIN_ARCH" == "x86_64" ]; then
+		_NDKARCH="x86_64"
+	elif [ "$TOOLCHAIN_ARCH" == "i686" ]; then
+		_NDKARCH="x86"
+	fi
+
+	# Setup a standalone toolchain
+	python $_CACHE_DIR/android-ndk-r17c/build/tools/make_standalone_toolchain.py \
+				--arch $_NDKARCH --api $_API_LEVEL --install-dir $TOOLCHAIN_DIR
+
+	# Modify sysroot
+	pushd $TOOLCHAIN_DIR
+
+	# See https://github.com/android/ndk/issues/215#issuecomment-524293090
+	sed -i "s/include_next <stddef.h>/include <stddef.h>/" include/c++/4.9.x/cstddef
+
+	sed -i "s/define __ANDROID_API__ __ANDROID_API_FUTURE__/define __ANDROID_API__ $_API_LEVEL/" \
+		sysroot/usr/include/android/api-level.h
+	popd
+}

common-files/termux_download.sh

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+#!/usr/bin/bash
+##
+##  Copyright 2020 Termux
+##
+##  Licensed under the Apache License, Version 2.0 (the "License");
+##  you may not use this file except in compliance with the License.
+##  You may obtain a copy of the License at
+##
+##    http://www.apache.org/licenses/LICENSE-2.0
+##
+##  Unless required by applicable law or agreed to in writing, software
+##  distributed under the License is distributed on an "AS IS" BASIS,
+##  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+##  See the License for the specific language governing permissions and
+##  limitations under the License.
+##
+
+termux_download() {
+	if [ $# != 3 ]; then
+		termux_error_exit "termux_download(): Invalid arguments - expected \$URL \$DESTINATION \$CHECKSUM"
+	fi
+	local URL="$1"
+	local DESTINATION="$2"
+	local CHECKSUM="$3"
+
+	if [ -f "$DESTINATION" ] && [ "$CHECKSUM" != "SKIP_CHECKSUM" ]; then
+		# Keep existing file if checksum matches.
+		local EXISTING_CHECKSUM
+		EXISTING_CHECKSUM=$(sha256sum "$DESTINATION" | cut -f 1 -d ' ')
+		if [ "$EXISTING_CHECKSUM" = "$CHECKSUM" ]; then return; fi
+	fi
+
+	local TMPFILE
+	TMPFILE=$(mktemp "$TERMUX_PKG_TMPDIR/download.${TERMUX_PKG_NAME-unnamed}.XXXXXXXXX")
+	echo "Downloading ${URL}"
+	if curl --fail --retry 20 --retry-connrefused --retry-delay 30 --location --output "$TMPFILE" "$URL"; then
+		local ACTUAL_CHECKSUM
+		ACTUAL_CHECKSUM=$(sha256sum "$TMPFILE" | cut -f 1 -d ' ')
+		if [ "$CHECKSUM" != "SKIP_CHECKSUM" ]; then
+			if [ "$CHECKSUM" != "$ACTUAL_CHECKSUM" ]; then
+				>&2 printf "Wrong checksum for %s:\nExpected: %s\nActual:   %s\n" \
+					   "$URL" "$CHECKSUM" "$ACTUAL_CHECKSUM"
+				return 1
+			fi
+		elif [ -z "$CHECKSUM" ]; then
+			printf "WARNING: No checksum check for %s:\nActual: %s\n" \
+			       "$URL" "$ACTUAL_CHECKSUM"
+		fi
+		mv "$TMPFILE" "$DESTINATION"
+		return 0
+	fi
+
+	echo "Failed to download $URL" >&2
+	return 1
+}
+
+# Make script standalone executable as well as sourceable
+if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
+	termux_download "$@"
+fi