diff --git a/clang/lib/Driver/ToolChains/Linux.cpp b/clang/lib/Driver/ToolChains/Linux.cpp
--- a/clang/lib/Driver/ToolChains/Linux.cpp
+++ b/clang/lib/Driver/ToolChains/Linux.cpp
@@ -749,6 +749,7 @@
                          getTriple().getArch() == llvm::Triple::thumb ||
                          getTriple().getArch() == llvm::Triple::armeb ||
                          getTriple().getArch() == llvm::Triple::thumbeb;
+  const bool IsLoongArch64 = getTriple().getArch() == llvm::Triple::loongarch64;
   const bool IsRISCV64 = getTriple().getArch() == llvm::Triple::riscv64;
   const bool IsSystemZ = getTriple().getArch() == llvm::Triple::systemz;
   const bool IsHexagon = getTriple().getArch() == llvm::Triple::hexagon;
@@ -774,7 +775,7 @@
   if (IsX86 || IsX86_64)
     Res |= SanitizerKind::Function;
   if (IsX86_64 || IsMIPS64 || IsAArch64 || IsX86 || IsMIPS || IsArmArch ||
-      IsPowerPC64 || IsHexagon)
+      IsPowerPC64 || IsHexagon || IsLoongArch64)
     Res |= SanitizerKind::Scudo;
   if (IsX86_64 || IsAArch64) {
     Res |= SanitizerKind::HWAddress;
diff --git a/clang/test/Driver/fsanitize.c b/clang/test/Driver/fsanitize.c
--- a/clang/test/Driver/fsanitize.c
+++ b/clang/test/Driver/fsanitize.c
@@ -873,6 +873,7 @@
 // RUN: %clang --target=arm-linux-androideabi -fsanitize=scudo %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SCUDO
 // RUN: %clang --target=x86_64-linux-gnu -fsanitize=scudo %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SCUDO
 // RUN: %clang --target=i386-linux-gnu -fsanitize=scudo %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SCUDO
+// RUN: %clang --target=loongarch64-unknown-linux-gnu -fsanitize=scudo %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SCUDO
 // RUN: %clang --target=mips64-unknown-linux-gnu -fsanitize=scudo %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SCUDO
 // RUN: %clang --target=mips64el-unknown-linux-gnu -fsanitize=scudo %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SCUDO
 // RUN: %clang --target=mips-unknown-linux-gnu -fsanitize=scudo %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-SCUDO
diff --git a/compiler-rt/cmake/Modules/AllSupportedArchDefs.cmake b/compiler-rt/cmake/Modules/AllSupportedArchDefs.cmake
--- a/compiler-rt/cmake/Modules/AllSupportedArchDefs.cmake
+++ b/compiler-rt/cmake/Modules/AllSupportedArchDefs.cmake
@@ -68,9 +68,9 @@
 set(ALL_CFI_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${MIPS64}
     ${HEXAGON})
 set(ALL_SCUDO_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${MIPS32}
-    ${MIPS64} ${PPC64} ${HEXAGON})
+    ${MIPS64} ${PPC64} ${HEXAGON} ${LOONGARCH64})
 set(ALL_SCUDO_STANDALONE_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
-    ${MIPS32} ${MIPS64} ${PPC64} ${HEXAGON})
+    ${MIPS32} ${MIPS64} ${PPC64} ${HEXAGON} ${LOONGARCH64})
 if(APPLE)
 set(ALL_XRAY_SUPPORTED_ARCH ${X86_64})
 else()