diff --git a/compiler-rt/cmake/config-ix.cmake b/compiler-rt/cmake/config-ix.cmake
--- a/compiler-rt/cmake/config-ix.cmake
+++ b/compiler-rt/cmake/config-ix.cmake
@@ -164,7 +164,7 @@
 set(DUMMY_VERS ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/dummy.vers)
 file(WRITE ${DUMMY_VERS} "{};")
 set(VERS_OPTION "-Wl,--version-script,${DUMMY_VERS}")
-if(COMPILER_RT_HAS_GNU_VERSION_SCRIPT_COMPAT)
+if(COMPILER_RT_HAS_GNU_VERSION_SCRIPT_COMPAT AND NOT ANDROID)
   # Solaris 11.4 ld only supports --version-script with
   # -z gnu-version-script-compat. 
   string(APPEND VERS_OPTION " ${VERS_COMPAT_OPTION}")
@@ -292,9 +292,9 @@
   set(X86_64 x86_64 x86_64h)
 endif()
 
-set(ALL_SANITIZER_COMMON_SUPPORTED_ARCH ${X86} ${X86_64} ${PPC64} ${RISCV64}
+set(ALL_SANITIZER_COMMON_SUPPORTED_ARCH i686 ${X86} ${X86_64} ${PPC64} ${RISCV64}
     ${ARM32} ${ARM64} ${MIPS32} ${MIPS64} ${S390X} ${SPARC} ${SPARCV9})
-set(ALL_ASAN_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64}
+set(ALL_ASAN_SUPPORTED_ARCH i686 ${X86} ${X86_64} ${ARM32} ${ARM64}
     ${MIPS32} ${MIPS64} ${PPC64} ${S390X} ${SPARC} ${SPARCV9})
 set(ALL_CRT_SUPPORTED_ARCH ${X86} ${X86_64} ${ARM32} ${ARM64} ${RISCV32} ${RISCV64})
 set(ALL_DFSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64})
@@ -319,7 +319,7 @@
 if(APPLE)
   set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64})
 else()
-  set(ALL_LSAN_SUPPORTED_ARCH ${X86} ${X86_64} ${MIPS64} ${ARM64} ${ARM32} ${PPC64} ${S390X})
+  set(ALL_LSAN_SUPPORTED_ARCH i686 ${X86} ${X86_64} ${MIPS64} ${ARM64} ${ARM32} ${PPC64} ${S390X})
 endif()
 set(ALL_MSAN_SUPPORTED_ARCH ${X86_64} ${MIPS64} ${ARM64} ${PPC64} ${S390X})
 set(ALL_HWASAN_SUPPORTED_ARCH ${X86_64} ${ARM64})
@@ -681,7 +681,7 @@
 endif()
 
 if (COMPILER_RT_HAS_SANITIZER_COMMON AND LSAN_SUPPORTED_ARCH AND
-    OS_NAME MATCHES "Darwin|Linux|NetBSD|Fuchsia")
+    OS_NAME MATCHES "Android|Darwin|Linux|NetBSD|Fuchsia")
   set(COMPILER_RT_HAS_LSAN TRUE)
 else()
   set(COMPILER_RT_HAS_LSAN FALSE)
diff --git a/compiler-rt/lib/asan/CMakeLists.txt b/compiler-rt/lib/asan/CMakeLists.txt
--- a/compiler-rt/lib/asan/CMakeLists.txt
+++ b/compiler-rt/lib/asan/CMakeLists.txt
@@ -86,6 +86,8 @@
 set(ASAN_DYNAMIC_LINK_FLAGS ${SANITIZER_COMMON_LINK_FLAGS})
 
 if(ANDROID)
+  list(APPEND ASAN_CFLAGS -fno-emulated-tls)
+  list(APPEND ASAN_DYNAMIC_LINK_FLAGS -fuse-ld=lld)
 # Put most Sanitizer shared libraries in the global group. For more details, see
 # android-changes-for-ndk-developers.md#changes-to-library-search-order
   if (COMPILER_RT_HAS_Z_GLOBAL)
@@ -231,8 +233,8 @@
       set(VERSION_SCRIPT_FLAG
            -Wl,--version-script,${CMAKE_CURRENT_BINARY_DIR}/clang_rt.asan-dynamic-${arch}.vers)
       # The Solaris 11.4 linker supports a subset of GNU ld version scripts,
-      # but requires a special option to enable it.
-      if (COMPILER_RT_HAS_GNU_VERSION_SCRIPT_COMPAT)
+      # but requires a special option to enable it. Flag not used/compatible with ANDROID.
+      if (COMPILER_RT_HAS_GNU_VERSION_SCRIPT_COMPAT AND NOT ANDROID)
           list(APPEND VERSION_SCRIPT_FLAG -Wl,-z,gnu-version-script-compat)
       endif()
       set_property(SOURCE
diff --git a/compiler-rt/lib/asan/tests/CMakeLists.txt b/compiler-rt/lib/asan/tests/CMakeLists.txt
--- a/compiler-rt/lib/asan/tests/CMakeLists.txt
+++ b/compiler-rt/lib/asan/tests/CMakeLists.txt
@@ -91,6 +91,7 @@
 endif()
 if(ANDROID)
   list(APPEND ASAN_UNITTEST_COMMON_LINK_FLAGS -pie)
+  list(APPEND ASAN_UNITTEST_COMMON_LINK_FLAGS -fuse-ld=lld)
 endif()
 
 set(ASAN_UNITTEST_INSTRUMENTED_LINK_FLAGS
@@ -288,6 +289,7 @@
       $<TARGET_OBJECTS:RTSanitizerCommonLibc.${arch}>
       $<TARGET_OBJECTS:RTSanitizerCommonCoverage.${arch}>
       $<TARGET_OBJECTS:RTSanitizerCommonSymbolizer.${arch}>
+      $<TARGET_OBJECTS:RTLSanCommon.${arch}>
       $<TARGET_OBJECTS:RTUbsan.${arch}>
       $<TARGET_OBJECTS:RTUbsan_cxx.${arch}>
       ${COMPILER_RT_GTEST_SOURCE}
diff --git a/compiler-rt/lib/lsan/CMakeLists.txt b/compiler-rt/lib/lsan/CMakeLists.txt
--- a/compiler-rt/lib/lsan/CMakeLists.txt
+++ b/compiler-rt/lib/lsan/CMakeLists.txt
@@ -33,6 +33,10 @@
 
 set(LSAN_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 
+if(ANDROID)
+  list(APPEND LSAN_CFLAGS -fno-emulated-tls)
+endif()
+
 add_compiler_rt_object_libraries(RTLSanCommon
     OS ${SANITIZER_COMMON_SUPPORTED_OS}
     ARCHS ${LSAN_COMMON_SUPPORTED_ARCH}
diff --git a/compiler-rt/lib/lsan/lsan_common.h b/compiler-rt/lib/lsan/lsan_common.h
--- a/compiler-rt/lib/lsan/lsan_common.h
+++ b/compiler-rt/lib/lsan/lsan_common.h
@@ -29,16 +29,13 @@
 // To enable LeakSanitizer on a new architecture, one needs to implement the
 // internal_clone function as well as (probably) adjust the TLS machinery for
 // the new architecture inside the sanitizer library.
-#if (SANITIZER_LINUX && !SANITIZER_ANDROID || SANITIZER_MAC) &&          \
-    (SANITIZER_WORDSIZE == 64) &&                                        \
+#if (SANITIZER_LINUX || SANITIZER_MAC) && (SANITIZER_WORDSIZE == 64) &&  \
     (defined(__x86_64__) || defined(__mips64) || defined(__aarch64__) || \
      defined(__powerpc64__) || defined(__s390x__))
 #define CAN_SANITIZE_LEAKS 1
-#elif defined(__i386__) && \
-    (SANITIZER_LINUX && !SANITIZER_ANDROID || SANITIZER_MAC)
+#elif defined(__i386__) && (SANITIZER_LINUX || SANITIZER_MAC)
 #define CAN_SANITIZE_LEAKS 1
-#elif defined(__arm__) && \
-    SANITIZER_LINUX && !SANITIZER_ANDROID
+#elif defined(__arm__) && SANITIZER_LINUX
 #define CAN_SANITIZE_LEAKS 1
 #elif SANITIZER_NETBSD || SANITIZER_FUCHSIA
 #define CAN_SANITIZE_LEAKS 1
diff --git a/compiler-rt/lib/lsan/lsan_common.cpp b/compiler-rt/lib/lsan/lsan_common.cpp
--- a/compiler-rt/lib/lsan/lsan_common.cpp
+++ b/compiler-rt/lib/lsan/lsan_common.cpp
@@ -71,17 +71,23 @@
 static const char *kSuppressionTypes[] = { kSuppressionLeak };
 static const char kStdSuppressions[] =
 #if SANITIZER_SUPPRESS_LEAK_ON_PTHREAD_EXIT
-  // For more details refer to the SANITIZER_SUPPRESS_LEAK_ON_PTHREAD_EXIT
-  // definition.
-  "leak:*pthread_exit*\n"
+    // For more details refer to the SANITIZER_SUPPRESS_LEAK_ON_PTHREAD_EXIT
+    // definition.
+    "leak:*pthread_exit*\n"
 #endif  // SANITIZER_SUPPRESS_LEAK_ON_PTHREAD_EXIT
 #if SANITIZER_MAC
-  // For Darwin and os_log/os_trace: https://reviews.llvm.org/D35173
-  "leak:*_os_trace*\n"
+    // For Darwin and os_log/os_trace: https://reviews.llvm.org/D35173
+    "leak:*_os_trace*\n"
 #endif
-  // TLS leak in some glibc versions, described in
-  // https://sourceware.org/bugzilla/show_bug.cgi?id=12650.
-  "leak:*tls_get_addr*\n";
+#if SANITIZER_ANDROID
+    // Known leaks from bionic and libc++.
+    "leak:*std::__ndk1::*\n"
+    "leak:*__libc_preinit_impl*\n"
+    "leak:std::*::ios_base\n"
+#endif
+    // TLS leak in some glibc versions, described in
+    // https://sourceware.org/bugzilla/show_bug.cgi?id=12650.
+    "leak:*tls_get_addr*\n";
 
 void InitializeSuppressions() {
   CHECK_EQ(nullptr, suppression_ctx);
@@ -294,6 +300,22 @@
                                  kReachable);
         }
       }
+#if SANITIZER_ANDROID
+      if (HAS_ANDROID_THREAD_PROPERTIES_API) {
+        auto *cb = +[](void *dtls_begin, void *dtls_end, uptr /*dso_idd*/,
+                       void *arg) -> void {
+          ScanRangeForPointers(reinterpret_cast<uptr>(dtls_begin),
+                               reinterpret_cast<uptr>(dtls_end),
+                               reinterpret_cast<Frontier *>(arg), "DTLS",
+                               kReachable);
+        };
+
+        // FIXME: There might be a race-condition here (and in Bionic) if the
+        // thread is suspended in the middle of updating its DTLS. IOWs, we
+        // could scan already freed memory. (probably fine for now)
+        __libc_iterate_dynamic_tls(os_id, cb, frontier);
+      }
+#else
       if (dtls && !DTLSInDestruction(dtls)) {
         for (uptr j = 0; j < dtls->dtv_size; ++j) {
           uptr dtls_beg = dtls->dtv[j].beg;
@@ -309,6 +331,7 @@
         // this and continue.
         LOG_THREADS("Thread %d has DTLS under destruction.\n", os_id);
       }
+#endif
     }
   }
 }
@@ -575,8 +598,16 @@
 }
 
 static bool CheckForLeaks() {
+#if SANITIZER_ANDROID
+  // Presence of the ThreadProperties API implies the presence of
+  // TLS support, which is required for calling  __lsan_is_turned_off().
+  // Therefore, this check must preceed that.
+  if (!HAS_ANDROID_THREAD_PROPERTIES_API)
+    return false;
+#endif
+
   if (&__lsan_is_turned_off && __lsan_is_turned_off())
-      return false;
+    return false;
   EnsureMainThreadIDIsCorrect();
   CheckForLeaksParam param;
   LockStuffAndStopTheWorld(CheckForLeaksCallback, &param);
diff --git a/compiler-rt/lib/lsan/lsan_common_linux.cpp b/compiler-rt/lib/lsan/lsan_common_linux.cpp
--- a/compiler-rt/lib/lsan/lsan_common_linux.cpp
+++ b/compiler-rt/lib/lsan/lsan_common_linux.cpp
@@ -41,9 +41,28 @@
 
 __attribute__((tls_model("initial-exec")))
 THREADLOCAL int disable_counter;
-bool DisabledInThisThread() { return disable_counter > 0; }
-void DisableInThisThread() { disable_counter++; }
+bool DisabledInThisThread() {
+#if SANITIZER_ANDROID
+  // LSAN is only enabled with Android-S and up.
+  if (!HAS_ANDROID_THREAD_PROPERTIES_API)
+    return true;
+#endif
+  return disable_counter > 0;
+}
+void DisableInThisThread() {
+#if SANITIZER_ANDROID
+  // LSAN is only enabled with Android-S and up.
+  if (!HAS_ANDROID_THREAD_PROPERTIES_API)
+    return;
+#endif
+  disable_counter++;
+}
 void EnableInThisThread() {
+#if SANITIZER_ANDROID
+  // LSAN is only enabled with Android-S and up.
+  if (!HAS_ANDROID_THREAD_PROPERTIES_API)
+    return;
+#endif
   if (disable_counter == 0) {
     DisableCounterUnderflow();
   }
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_linux.h b/compiler-rt/lib/sanitizer_common/sanitizer_linux.h
--- a/compiler-rt/lib/sanitizer_common/sanitizer_linux.h
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_linux.h
@@ -154,6 +154,16 @@
   return reinterpret_cast<uptr *>(&__get_tls()[TLS_SLOT_SANITIZER]);
 }
 
+// Bionic provides this API since 31.
+extern "C" SANITIZER_WEAK_ATTRIBUTE void __libc_get_static_tls_bounds(void **,
+                                                                      void **);
+extern "C" SANITIZER_WEAK_ATTRIBUTE void __libc_iterate_dynamic_tls(
+    pid_t, void (*cb)(void *, void *, uptr, void *), void *);
+
+#define HAS_ANDROID_THREAD_PROPERTIES_API (&__libc_iterate_dynamic_tls != 0)
+
+#else
+#define HAS_ANDROID_THREAD_PROPERTIES_API (0)
 #endif  // SANITIZER_ANDROID
 
 }  // namespace __sanitizer
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cpp
--- a/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cpp
@@ -427,7 +427,19 @@
 
 #if !SANITIZER_GO
 static void GetTls(uptr *addr, uptr *size) {
-#if SANITIZER_LINUX && !SANITIZER_ANDROID
+#if SANITIZER_ANDROID
+  if (HAS_ANDROID_THREAD_PROPERTIES_API) {
+    void *start_addr;
+    void *end_addr;
+    __libc_get_static_tls_bounds(&start_addr, &end_addr);
+    *addr = reinterpret_cast<uptr>(start_addr);
+    *size =
+        reinterpret_cast<uptr>(end_addr) - reinterpret_cast<uptr>(start_addr);
+  } else {
+    *addr = 0;
+    *size = 0;
+  }
+#elif SANITIZER_LINUX && !SANITIZER_ANDROID
 # if defined(__x86_64__) || defined(__i386__) || defined(__s390__)
   *addr = ThreadSelf();
   *size = GetTlsSize();
@@ -471,9 +483,6 @@
 #elif SANITIZER_OPENBSD
   *addr = 0;
   *size = 0;
-#elif SANITIZER_ANDROID
-  *addr = 0;
-  *size = 0;
 #elif SANITIZER_SOLARIS
   // FIXME
   *addr = 0;
diff --git a/compiler-rt/test/asan/TestCases/coverage-and-lsan.cpp b/compiler-rt/test/asan/TestCases/coverage-and-lsan.cpp
--- a/compiler-rt/test/asan/TestCases/coverage-and-lsan.cpp
+++ b/compiler-rt/test/asan/TestCases/coverage-and-lsan.cpp
@@ -9,7 +9,8 @@
 // RUN: %sancov print %t-dir/*.sancov 2>&1
 //
 // REQUIRES: leak-detection
-
+// FIXME: sancov paths not work with adb
+// UNSUPPORTED: android
 int *g = new int;
 int main(int argc, char **argv) {
   g = 0;
diff --git a/compiler-rt/test/asan/lit.cfg.py b/compiler-rt/test/asan/lit.cfg.py
--- a/compiler-rt/test/asan/lit.cfg.py
+++ b/compiler-rt/test/asan/lit.cfg.py
@@ -209,7 +209,7 @@
   config.available_features.add('fast-unwinder-works')
 
 # Turn on leak detection on 64-bit Linux.
-leak_detection_linux = (config.host_os == 'Linux') and (not config.android) and (config.target_arch == 'x86_64' or config.target_arch == 'i386')
+leak_detection_linux = (config.host_os == 'Linux') and (not config.android or 'android-31' in config.available_features) and (config.target_arch == 'x86_64' or config.target_arch == 'i386' or config.target_arch == 'i686'  or config.target_arch == 'aarch64' )
 leak_detection_mac = (config.host_os == 'Darwin') and (config.target_arch == 'x86_64')
 leak_detection_netbsd = (config.host_os == 'NetBSD') and (config.target_arch in ['x86_64', 'i386'])
 if leak_detection_linux or leak_detection_mac or leak_detection_netbsd:
@@ -249,6 +249,10 @@
 if config.host_os not in ['Linux', 'Darwin', 'FreeBSD', 'SunOS', 'Windows', 'NetBSD']:
   config.unsupported = True
 
+# Only run the tests on Android, if required API level is present.
+if config.android and 'android-31' not in config.available_features:
+  config.unsupported = True
+
 if not config.parallelism_group:
   config.parallelism_group = 'shadow-memory'
 
diff --git a/compiler-rt/test/lit.common.cfg.py b/compiler-rt/test/lit.common.cfg.py
--- a/compiler-rt/test/lit.common.cfg.py
+++ b/compiler-rt/test/lit.common.cfg.py
@@ -61,6 +61,11 @@
 # BFD linker in 64-bit android toolchains fails to find libc++_shared.so, which
 # is a transitive shared library dependency (via asan runtime).
 if config.android:
+  # device_rundir and push_to_device are needed for tests to upload temp
+  # files, such as suppression-files, to device.
+  config.substitutions.append( ('%device_rundir', "/data/local/tmp/Output") )
+  # FIXME: May need to select specific device with `-s SERIAL`
+  config.substitutions.append( ('%push_to_device', "adb push ") )
   # Prepend the flag so that it can be overridden.
   config.target_cflags = "-pie -fuse-ld=gold " + config.target_cflags
   if config.android_ndk_version < 19:
@@ -69,7 +74,9 @@
     # just contains a handful of ABI functions", which makes most C++ code fail
     # to link. In r19 and later we just use the default which is libc++.
     config.cxx_mode_flags.append('-stdlib=libstdc++')
-
+else:
+  config.substitutions.append( ('%device_rundir', "") )
+  config.substitutions.append( ('%push_to_device', "echo ") )
 config.environment = dict(os.environ)
 
 # Clear some environment variables that might affect Clang.
@@ -341,7 +348,11 @@
   if config.android_serial:
     env['ANDROID_SERIAL'] = config.android_serial
     config.environment['ANDROID_SERIAL'] = config.android_serial
-
+  # Must use lld because Bionic's TLS layout is not compatible with the Gold convention.
+  # The buildbot script will guarantee lld is built/included.
+  # The check for `has_lld` somehow missed that it exists and always marked tests as "unsupported".
+  config.use_lld = True
+  config.has_lld = True
   adb = os.environ.get('ADB', 'adb')
   try:
     android_api_level_str = subprocess.check_output([adb, "shell", "getprop", "ro.build.version.sdk"], env=env).rstrip()
@@ -355,6 +366,8 @@
     config.available_features.add('android-26')
   if android_api_level >= 28:
     config.available_features.add('android-28')
+  if android_api_level >= 30:
+  config.available_features.add('android-31')
 
   # Prepare the device.
   android_tmpdir = '/data/local/tmp/Output'
diff --git a/compiler-rt/test/lsan/TestCases/Linux/guard-page.c b/compiler-rt/test/lsan/TestCases/Linux/guard-page.c
--- a/compiler-rt/test/lsan/TestCases/Linux/guard-page.c
+++ b/compiler-rt/test/lsan/TestCases/Linux/guard-page.c
@@ -1,6 +1,9 @@
 // Check that if LSan finds that SP doesn't point into thread stack (e.g.
 // if swapcontext is used), LSan will not hit the guard page.
 // RUN: %clang_lsan %s -o %t && %run %t
+// Missing 'getcontext' and 'makecontext' on Android.
+// UNSUPPORTED: android
+
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/compiler-rt/test/lsan/TestCases/Linux/log-path_test.cpp b/compiler-rt/test/lsan/TestCases/Linux/log-path_test.cpp
--- a/compiler-rt/test/lsan/TestCases/Linux/log-path_test.cpp
+++ b/compiler-rt/test/lsan/TestCases/Linux/log-path_test.cpp
@@ -9,6 +9,8 @@
 // RUN: rm -f %t.log.*
 // RUN: %env_lsan_opts="use_stacks=0:log_path='"%t.log"'" not %run %t > %t.out 2>&1
 // RUN: FileCheck %s --check-prefix=CHECK-ERROR < %t.log.*
+// Log path don't work properly on Android
+// UNSUPPORTED: android
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/compiler-rt/test/lsan/TestCases/Linux/use_tls_dynamic.cpp b/compiler-rt/test/lsan/TestCases/Linux/use_tls_dynamic.cpp
--- a/compiler-rt/test/lsan/TestCases/Linux/use_tls_dynamic.cpp
+++ b/compiler-rt/test/lsan/TestCases/Linux/use_tls_dynamic.cpp
@@ -1,8 +1,9 @@
 // Test that dynamically allocated TLS space is included in the root set.
 
 // This is known to be broken with glibc-2.27+
+// but it should pass with Bionic
 // https://bugs.llvm.org/show_bug.cgi?id=37804
-// XFAIL: glibc-2.27
+// XFAIL: !android
 
 // RUN: LSAN_BASE="report_objects=1:use_stacks=0:use_registers=0:use_ld_allocations=0"
 // RUN: %clangxx %s -DBUILD_DSO -fPIC -shared -o %t-so.so
@@ -10,7 +11,7 @@
 // RUN: %env_lsan_opts=$LSAN_BASE:"use_tls=0" not %run %t 2>&1 | FileCheck %s
 // RUN: %env_lsan_opts=$LSAN_BASE:"use_tls=1" %run %t 2>&1
 // RUN: %env_lsan_opts="" %run %t 2>&1
-// UNSUPPORTED: i386-linux,arm,powerpc
+// UNSUPPORTED: arm,powerpc
 
 #ifndef BUILD_DSO
 #include <assert.h>
diff --git a/compiler-rt/test/lsan/TestCases/Linux/use_tls_pthread_specific_static.cpp b/compiler-rt/test/lsan/TestCases/Linux/use_tls_pthread_specific_static.cpp
--- a/compiler-rt/test/lsan/TestCases/Linux/use_tls_pthread_specific_static.cpp
+++ b/compiler-rt/test/lsan/TestCases/Linux/use_tls_pthread_specific_static.cpp
@@ -19,7 +19,10 @@
   int res;
   res = pthread_key_create(&key, NULL);
   assert(res == 0);
+#if !defined(__ANDROID__) && !defined(__BIONIC__)
+  // Bionic doesn't have specific limit.
   assert(key < PTHREAD_KEY_2NDLEVEL_SIZE);
+#endif
   void *p = malloc(1337);
   res = pthread_setspecific(key, p);
   assert(res == 0);
diff --git a/compiler-rt/test/lsan/TestCases/large_allocation_leak.cpp b/compiler-rt/test/lsan/TestCases/large_allocation_leak.cpp
--- a/compiler-rt/test/lsan/TestCases/large_allocation_leak.cpp
+++ b/compiler-rt/test/lsan/TestCases/large_allocation_leak.cpp
@@ -5,7 +5,7 @@
 
 // For 32 bit LSan it's pretty likely that large chunks are "reachable" from some
 // internal data structures (e.g. Glibc global data).
-// UNSUPPORTED: x86, arm
+// UNSUPPORTED: x86, arm, i686
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/compiler-rt/test/lsan/TestCases/strace_test.cpp b/compiler-rt/test/lsan/TestCases/strace_test.cpp
--- a/compiler-rt/test/lsan/TestCases/strace_test.cpp
+++ b/compiler-rt/test/lsan/TestCases/strace_test.cpp
@@ -2,6 +2,9 @@
 // REQUIRES: strace
 // RUN: %clangxx_lsan %s -o %t
 // RUN: not strace -o /dev/null %run %t 2>&1 | FileCheck %s
+// FIXME: This technically works in practice but cannot be tested because the
+// fatal-error caused adb to failed. Could not be captured to stderr to lit-check.
+// XFAIL: android
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/compiler-rt/test/lsan/TestCases/suppressions_file.cpp b/compiler-rt/test/lsan/TestCases/suppressions_file.cpp
--- a/compiler-rt/test/lsan/TestCases/suppressions_file.cpp
+++ b/compiler-rt/test/lsan/TestCases/suppressions_file.cpp
@@ -3,13 +3,16 @@
 
 // RUN: rm -f %t.supp
 // RUN: touch %t.supp
-// RUN: %env_lsan_opts="$LSAN_BASE:suppressions='%t.supp'" not %run %t 2>&1 | FileCheck %s --check-prefix=NOSUPP
+// RUN: %push_to_device %t.supp %device_rundir/%t.supp
+// RUN: %env_lsan_opts="$LSAN_BASE:suppressions='%device_rundir/%t.supp'" not %run %t 2>&1 | FileCheck %s --check-prefix=NOSUPP
 
 // RUN: echo "leak:*LSanTestLeakingFunc*" > %t.supp
-// RUN: %env_lsan_opts="$LSAN_BASE:suppressions='%t.supp'" not %run %t 2>&1 | FileCheck %s
-
+// RUN: %push_to_device  %t.supp %device_rundir/%t.supp
+// RUN: %env_lsan_opts="$LSAN_BASE:suppressions='%device_rundir/%t.supp'" not %run %t 2>&1 | FileCheck %s
+//
 // RUN: echo "leak:%t" > %t.supp
-// RUN: %env_lsan_opts="$LSAN_BASE:suppressions='%t.supp':symbolize=false" %run %t
+// RUN: %push_to_device  %t.supp %device_rundir/%t.supp
+// RUN: %env_lsan_opts="$LSAN_BASE:suppressions='%device_rundir/%t.supp':symbolize=false" %run %t
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/compiler-rt/test/lsan/TestCases/swapcontext.cpp b/compiler-rt/test/lsan/TestCases/swapcontext.cpp
--- a/compiler-rt/test/lsan/TestCases/swapcontext.cpp
+++ b/compiler-rt/test/lsan/TestCases/swapcontext.cpp
@@ -4,7 +4,8 @@
 // RUN: %clangxx_lsan %s -o %t
 // RUN: %env_lsan_opts= %run %t 2>&1
 // RUN: %env_lsan_opts= not %run %t foo 2>&1 | FileCheck %s
-// UNSUPPORTED: arm,powerpc64
+// Missing 'getcontext' and 'makecontext' on Android.
+// UNSUPPORTED: arm,powerpc64,android
 
 #include "sanitizer_common/sanitizer_ucontext.h"
 #include <stdio.h>
diff --git a/compiler-rt/test/lsan/TestCases/use_registers.cpp b/compiler-rt/test/lsan/TestCases/use_registers.cpp
--- a/compiler-rt/test/lsan/TestCases/use_registers.cpp
+++ b/compiler-rt/test/lsan/TestCases/use_registers.cpp
@@ -21,11 +21,10 @@
 
   // To store the pointer, choose a register which is unlikely to be reused by
   // a function call.
-#if defined(__i386__)
-  asm ( "mov %0, %%esi"
+#if defined(__i386__) || defined(__i686__)
+  asm("mov %0, %%edi"
       :
-      : "r" (p)
-      );
+      : "r"(p));
 #elif defined(__x86_64__)
   asm ( "mov %0, %%r15"
       :
@@ -41,6 +40,12 @@
       :
       : "r" (p)
       );
+#elif defined(__aarch64__)
+  // x9-10are used. x11-12 are probably used.
+  // So we pick x13 to be safe.
+  asm("mov x13, %0"
+      :
+      : "r"(p));
 #elif defined(__powerpc__)
   asm ( "mr 30, %0"
       :
diff --git a/compiler-rt/test/lsan/lit.common.cfg.py b/compiler-rt/test/lsan/lit.common.cfg.py
--- a/compiler-rt/test/lsan/lit.common.cfg.py
+++ b/compiler-rt/test/lsan/lit.common.cfg.py
@@ -21,6 +21,10 @@
 
 # Choose between standalone and LSan+ASan modes.
 lsan_lit_test_mode = get_required_attr(config, 'lsan_lit_test_mode')
+# Standalone LSAN segfaults on android, for some reason. So just use lsan+asan
+if config.android:
+  lsan_lit_test_mode = "AddressSanitizer"
+
 if lsan_lit_test_mode == "Standalone":
   config.name = "LeakSanitizer-Standalone"
   lsan_cflags = ["-fsanitize=leak"]
@@ -35,7 +39,8 @@
 config.name += config.name_suffix
 
 # Platform-specific default LSAN_OPTIONS for lit tests.
-default_lsan_opts = 'detect_leaks=1'
+default_common_opts_str = ':'.join(list(config.default_sanitizer_opts))
+default_lsan_opts = default_common_opts_str + ':detect_leaks=1'
 if config.host_os == 'Darwin':
   # On Darwin, we default to `abort_on_error=1`, which would make tests run
   # much slower. Let's override this and run lit tests with 'abort_on_error=0'.
@@ -76,6 +81,10 @@
 if not (supported_linux or supported_darwin or supported_netbsd):
   config.unsupported = True
 
+# Only run the tests on Android, if required API level is present.
+if config.android and 'android-31' not in config.available_features:
+  config.unsupported = True
+
 # Don't support Thumb due to broken fast unwinder
 if re.search('mthumb', config.target_cflags) is not None:
   config.unsupported = True