diff --git a/buildbot/osuosl/master/config/builders.py b/buildbot/osuosl/master/config/builders.py
--- a/buildbot/osuosl/master/config/builders.py
+++ b/buildbot/osuosl/master/config/builders.py
@@ -814,6 +814,22 @@
                                       '-DLLVM_PARALLEL_LINK_JOBS=4',
                                       '-DLLVM_TARGETS_TO_BUILD=Sparc'])},
 
+    ## LoongArch64 Clang+LLVM build check-all + test-suite
+    {'name' : 'clang-loongarch64-linux',
+    'tags'  : ['clang'],
+    'workernames' : ['loongson-loongarch64-clfs-clang-01'],
+    'builddir': 'clang-loongarch64-linux',
+    'factory' : ClangBuilder.getClangCMakeBuildFactory(
+                    clean=False,
+                    runTestSuite=True,
+                    checkout_clang_tools_extra=False,
+                    checkout_compiler_rt=False,
+                    checkout_lld=False,
+                    testsuite_flags=['--threads=32', '--build-threads=32'],
+                    extra_cmake_args=['-DLLVM_TARGETS_TO_BUILD=',
+                                      '-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD=LoongArch',
+                                      '-DLLVM_ENABLE_PROJECTS=clang'])},
+
     {'name' : "clang-hexagon-elf",
     'tags'  : ["clang"],
     'workernames' : ["hexagon-build-02", "hexagon-build-03"],
diff --git a/buildbot/osuosl/master/config/status.py b/buildbot/osuosl/master/config/status.py
--- a/buildbot/osuosl/master/config/status.py
+++ b/buildbot/osuosl/master/config/status.py
@@ -331,6 +331,13 @@
         subject = "BOLT NFC checks mismatch",
         mode = "warnings",
         builders = ["bolt-x86_64-ubuntu-nfc"]),
+    reporters.MailNotifier(
+        fromaddr = "llvm.buildmaster@lab.llvm.org",
+        sendToInterestedUsers = False,
+        extraRecipients = ["luweining@loongson.cn", "chenli@loongson.cn"],
+        subject = "Build %(builder)s Failure",
+        mode = "failing",
+        builders = ["clang-loongarch64-linux"]),
 ]
 
 
diff --git a/buildbot/osuosl/master/config/workers.py b/buildbot/osuosl/master/config/workers.py
--- a/buildbot/osuosl/master/config/workers.py
+++ b/buildbot/osuosl/master/config/workers.py
@@ -64,6 +64,10 @@
         # Windows Server 2016 Intel(R) Xeon(R) CPU @ 2.60GHz, 16 Core(s), 128 GB of RAM
         create_worker("win-mlir-buildbot", properties={'jobs' : 64}, max_builds=1),
 
+        # LoongArch64 Loongson-3C5000L-LL 2GHz, 128GB of RAM
+        # CLFS repo: https://github.com/sunhaiyong1978/CLFS-for-LoongArch
+        create_worker("loongson-loongarch64-clfs-clang-01", properties={'jobs': 32}, max_builds=1),
+
         # MIPS Loongson-3A R4 (Loongson-3A4000) 64-bit little endian (mips64el)
         create_worker("debian-tritium-mips64el", properties={'jobs': 1}, max_builds=1),