make[4]: Entering directory '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/flashrom-spi/flashrom-0.9.9'
Files don't seem to be under version control. Replacing all version templates with 0.9.9-r1955.
Checking for a C compiler... found.
Target arch is unknown. Aborting.
Makefile:1056: recipe for target 'compiler' failed
make[4]: *** [compiler] Error 1
make[4]: Leaving directory '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/flashrom-spi/flashrom-0.9.9'
Makefile:108: recipe for target '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/flashrom-spi/flashrom-0.9.9/.built' failed
make[3]: *** [/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/flashrom-spi/flashrom-0.9.9/.built] Error 2