New upstream version 2018.6

rust/vendor/libc/ci/docker/mips-unknown-linux-musl/Dockerfile

@@ -0,0 +1,17 @@
+FROM ubuntu:17.10
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+        gcc libc6-dev qemu-user ca-certificates qemu-system-mips curl \
+        bzip2
+
+RUN mkdir /toolchain
+
+# Note that this originally came from:
+# https://downloads.openwrt.org/snapshots/trunk/ar71xx/generic/OpenWrt-SDK-ar71xx-generic_gcc-5.3.0_musl-1.1.15.Linux-x86_64.tar.bz2
+RUN curl -L https://s3-us-west-1.amazonaws.com/rust-lang-ci2/libc/OpenWrt-SDK-ar71xx-generic_gcc-5.3.0_musl-1.1.15.Linux-x86_64.tar.bz2 | \
+      tar xjf - -C /toolchain --strip-components=1
+
+ENV PATH=$PATH:/rust/bin:/toolchain/staging_dir/toolchain-mips_34kc_gcc-5.3.0_musl-1.1.15/bin \
+    CC_mips_unknown_linux_musl=mips-openwrt-linux-gcc \
+    CARGO_TARGET_MIPS_UNKNOWN_LINUX_MUSL_LINKER=mips-openwrt-linux-gcc \
+    CARGO_TARGET_MIPS_UNKNOWN_LINUX_MUSL_RUNNER="qemu-mips -L /toolchain/staging_dir/toolchain-mips_34kc_gcc-5.3.0_musl-1.1.15"