zixuan-wu added a comment.
In D121445#3416518 <https://reviews.llvm.org/D121445#3416518>, @rengolin wrote:
> There is also a test error:
>
> ******************** TEST 'Clang :: Driver/csky-toolchain.c' FAILED
> ********************
> ...
> /home/rengolin/devel/llvm-project/clang/test/Driver/csky-toolchain.c:16:24:
> error: C-CSKY-LINUX-MULTI: expected string not found in input
> // C-CSKY-LINUX-MULTI:
> "{{.*}}/Inputs/multilib_csky_linux_sdk/lib/gcc/csky-linux-gnuabiv2/6.3.0/../../..{{/|\\\\}}..{{/|\\\\}}csky-linux-gnuabiv2/bin{{/|\\\\}}ld"
>
> ^
>
> I'm guessing this is the path of a local sysroot you have on your machine?
>
> If possible, try to get a new environment (container, VM, alternative
> machine) and make sure a clean build still passes the tests.
I have met this before because the downloading of patch will ignore empty
files. You can have a check that your apply does not contain new empty files in
multilib_csky_linux_sdk.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D121445/new/
https://reviews.llvm.org/D121445
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