[asan] ASan Linux MIPS32 support (compiler-rt part), patch by Jyun-Yan Y

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@183105 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/asan/asan_thread.cc b/lib/asan/asan_thread.cc
index adfbdac..5018b75 100644
--- a/lib/asan/asan_thread.cc
+++ b/lib/asan/asan_thread.cc
@@ -39,7 +39,8 @@
   thread = 0;
 }
 
-static char thread_registry_placeholder[sizeof(ThreadRegistry)];
+// MIPS requires aligned address
+static char thread_registry_placeholder[sizeof(ThreadRegistry)] ALIGNED(16);
 static ThreadRegistry *asan_thread_registry;
 
 static ThreadContextBase *GetAsanThreadContext(u32 tid) {