Index: lib/asan/asan_interceptors.cc
===================================================================
--- lib/asan/asan_interceptors.cc
+++ lib/asan/asan_interceptors.cc
@@ -399,7 +399,7 @@
     }                                                                          \
     ENSURE_ASAN_INITED();                                                      \
     if (flags()->replace_intrin) {                                             \
-      if (to != from) {                                                        \
+      if (PLATFORM_HAS_DIFFERENT_MEMCPY_AND_MEMMOVE && to != from) {           \
         CHECK_RANGES_OVERLAP("memcpy", to, size, from, size);                  \
       }                                                                        \
       ASAN_READ_RANGE(ctx, from, size);                                        \
Index: test/asan/TestCases/coverage-order-pcs.cc
===================================================================
--- test/asan/TestCases/coverage-order-pcs.cc
+++ test/asan/TestCases/coverage-order-pcs.cc
@@ -20,7 +20,7 @@
 // RUN: rm -rf $DIR
 // Ordering works only in 64-bit mode for now.
 // REQUIRES: asan-64-bits
-// UNSUPPORTED: android
+// UNSUPPORTED: android, win32
 #include <stdio.h>
 
 void foo() { fprintf(stderr, "FOO\n"); }
Index: test/asan/TestCases/coverage-tracing.cc
===================================================================
--- test/asan/TestCases/coverage-tracing.cc
+++ test/asan/TestCases/coverage-tracing.cc
@@ -25,7 +25,7 @@
 // RUN: rm -rf   %T/coverage-tracing
 //
 // REQUIRES: asan-64-bits
-// UNSUPPORTED: android
+// UNSUPPORTED: android, win32
 
 #include <stdlib.h>
 volatile int sink;
Index: test/asan/TestCases/no_asan_gen_globals.c
===================================================================
--- test/asan/TestCases/no_asan_gen_globals.c
+++ test/asan/TestCases/no_asan_gen_globals.c
@@ -2,7 +2,7 @@
 // XFAIL: android
 // FIXME: http://llvm.org/bugs/show_bug.cgi?id=22682
 // REQUIRES: asan-64-bits
-//
+// UNSUPPORTED: win32
 // Make sure __asan_gen_* strings do not end up in the symbol table.
 
 // RUN: %clang_asan %s -o %t.exe