Fix GNU linker pthread symlink issue and Linaro toolchian download URL.

WORKSPACE

@@ -148,7 +148,7 @@ new_http_archive(
     strip_prefix = "gcc-linaro-7.3.1-2018.05-x86_64_arm-linux-gnueabihf",
     urls = [
         "https://cnbj1.fds.api.xiaomi.com/mace/third-party/gcc-linaro/gcc-linaro-7.3.1-2018.05-x86_64_arm-linux-gnueabihf.tar.xz",
-        "https://releases.linaro.org/components/toolchain/binaries/latest/arm-linux-gnueabihf/gcc-linaro-7.3.1-2018.05-x86_64_arm-linux-gnueabihf.tar.xz",
+        "https://releases.linaro.org/components/toolchain/binaries/7.3-2018.05/arm-linux-gnueabihf/gcc-linaro-7.3.1-2018.05-x86_64_arm-linux-gnueabihf.tar.xz",
     ],
 )
 
@@ -159,6 +159,6 @@ new_http_archive(
     strip_prefix = "gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu",
     urls = [
         "https://cnbj1.fds.api.xiaomi.com/mace/third-party/gcc-linaro/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.tar.xz",
-        "https://releases.linaro.org/components/toolchain/binaries/latest/aarch64-linux-gnu/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.tar.xz",
+        "https://releases.linaro.org/components/toolchain/binaries/7.3-2018.05/aarch64-linux-gnu/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.tar.xz",
     ],
 )

tools/arm_compiler/CROSSTOOL

@@ -65,7 +65,6 @@ toolchain {
   cxx_builtin_include_directory: "%package(@gcc_linaro_7_3_1_arm_linux_gnueabihf//arm-linux-gnueabihf/include)%/c++/7.3.1"
 
   linker_flag: "--sysroot=external/gcc_linaro_7_3_1_arm_linux_gnueabihf/arm-linux-gnueabihf/libc"
-  linker_flag: "-fuse-ld=gold"
   linker_flag: "-Wl,-no-as-needed"
   linker_flag: "-lstdc++"
   linker_flag: "-latomic"

tools/bazel.rc

@@ -18,7 +18,12 @@ build:android --distinct_host_configuration=true
 build:android --crosstool_top=//external:android/crosstool
 build:android --host_crosstool_top=@bazel_tools//tools/cpp:toolchain
 
+
 # Usage example: bazel build --config arm_linux_gnueabihf
+# Used to fix library not find linking issue, see also:
+# https://github.com/bazelbuild/bazel/issues/6653,
+# https://github.com/bazelbuild/bazel/issues/6189
+build:arm_linux_gnueabihf --spawn_strategy=standalone
 build:arm_linux_gnueabihf --distinct_host_configuration=true
 build:arm_linux_gnueabihf --crosstool_top=//tools/arm_compiler:toolchain
 build:arm_linux_gnueabihf --host_crosstool_top=@bazel_tools//tools/cpp:toolchain
@@ -31,6 +36,7 @@ build:arm_linux_gnueabihf --copt -Wno-sequence-point
 build:arm_linux_gnueabihf --copt -Wno-implicit-fallthrough
 
 # Usage example: bazel build --config aarch64_linux_gnu
+build:aarch64_linux_gnu --spawn_strategy=standalone
 build:aarch64_linux_gnu --distinct_host_configuration=true
 build:aarch64_linux_gnu --crosstool_top=//tools/aarch64_compiler:toolchain
 build:aarch64_linux_gnu --host_crosstool_top=@bazel_tools//tools/cpp:toolchain