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+kind: manual
+
+sources:
+- kind: git
+ url: upstream:gcc-tarball
+ track: baserock/gnu-toolchain
+ ref: b3c9b176c1f10ebeff5700eb3760e9511f23fa06
+
+depends:
+- filename: gnu-toolchain/stage1.bst
+ type: build
+- gnu-toolchain/stage2-linux-api-headers.bst
+- gnu-toolchain/stage2-glibc.bst
+
+variables:
+ prefix: /tools
+
+environment:
+ PATH: /tools/bin:/usr/bin:/bin:/usr/sbin:/sbin
+
+config:
+ configure-commands:
+ - mkdir o
+
+ # Configure flag notes:
+ # 1. The thread C++ library cannot be built, as the thread C library
+ # was not build in stage1-gcc.
+ # 2. Prevents the installation of precompiled include files, which are
+ # not needed at this stage.
+ # 3. From LFS: the header location of C++ needs to be explicitly given
+ # as we are running the configure script from the top-level
+ # directory.
+ - |
+ export STAGE2_SYSROOT="$(dirname $(dirname $(pwd)))"
+ # -fPIC must be given, otherwise it will not be possible to create
+ # shared libraries linked to libstdc++
+ export CPPFLAGS="--sysroot=$STAGE2_SYSROOT -fPIC"
+ export LDFLAGS="--sysroot=$STAGE2_SYSROOT"
+ cd o && ../libstdc++-v3/configure \
+ --build=$(sh ../config.guess) \
+ --host="%{target-stage1}" \
+ --target="%{target-stage1}" \
+ --prefix="%{prefix}" \
+ --disable-nls \
+ --disable-shared \
+ --disable-multilib \
+ `# [1]` --disable-libstdcxx-threads \
+ `# [2]` --disable-libstdcxx-pch \
+ `# [3]` --with-gxx-include-dir=/tools/%{target-stage1}/include/c++/4.9.2
+
+ build-commands:
+ - cd o && make
+
+ install-commands:
+ - cd o && make DESTDIR="%{install-root}" install