1 files changed, 54 insertions, 0 deletions
diff --git a/src/ci/docker/host-x86_64/dist-i586-gnu-i586-i686-musl/Dockerfile b/src/ci/docker/host-x86_64/dist-i586-gnu-i586-i686-musl/Dockerfile
new file mode 100644
index 000000000..c98fc7dcf
--- /dev/null
+++ b/src/ci/docker/host-x86_64/dist-i586-gnu-i586-i686-musl/Dockerfile
@@ -0,0 +1,54 @@
+FROM ubuntu:16.04
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+  g++-multilib \
+  make \
+  ninja-build \
+  file \
+  curl \
+  ca-certificates \
+  python3 \
+  git \
+  cmake \
+  xz-utils \
+  sudo \
+  gdb \
+  patch \
+  libssl-dev \
+  pkg-config
+
+WORKDIR /build/
+COPY scripts/musl.sh /build/
+RUN CC=gcc CFLAGS="-m32 -Wa,-mrelax-relocations=no" \
+    CXX=g++ CXXFLAGS="-m32 -Wa,-mrelax-relocations=no" \
+    bash musl.sh i686 --target=i686 && \
+    CC=gcc CFLAGS="-march=pentium -m32 -Wa,-mrelax-relocations=no" \
+    CXX=g++ CXXFLAGS="-march=pentium -m32 -Wa,-mrelax-relocations=no" \
+    bash musl.sh i586 --target=i586 && \
+    rm -rf /build
+
+COPY scripts/sccache.sh /scripts/
+RUN sh /scripts/sccache.sh
+
+COPY scripts/cmake.sh /scripts/
+RUN /scripts/cmake.sh
+
+ENV RUST_CONFIGURE_ARGS \
+      --musl-root-i586=/musl-i586 \
+      --musl-root-i686=/musl-i686 \
+      --disable-docs
+
+# Newer binutils broke things on some vms/distros (i.e., linking against
+# unknown relocs disabled by the following flag), so we need to go out of our
+# way to produce "super compatible" binaries.
+#
+# See: https://github.com/rust-lang/rust/issues/34978
+ENV CFLAGS_i686_unknown_linux_musl=-Wa,-mrelax-relocations=no
+ENV CFLAGS_i586_unknown_linux_gnu=-Wa,-mrelax-relocations=no
+ENV CFLAGS_i586_unknown_linux_musl=-Wa,-mrelax-relocations=no
+
+ENV TARGETS=i586-unknown-linux-gnu,i686-unknown-linux-musl
+
+ENV SCRIPT \
+      python3 ../x.py --stage 2 test --host='' --target $TARGETS && \
+      python3 ../x.py dist --host='' --target $TARGETS,i586-unknown-linux-musl