diff --git a/compiler-rt/lib/asan/asan_poisoning.cpp b/compiler-rt/lib/asan/asan_poisoning.cpp
--- a/compiler-rt/lib/asan/asan_poisoning.cpp
+++ b/compiler-rt/lib/asan/asan_poisoning.cpp
@@ -449,11 +449,11 @@
   // FIXME: Two of these three checks are disabled until we fix
   // https://github.com/google/sanitizers/issues/258.
   // if (d1 != d2)
-  //  CHECK_EQ(*(u8*)MemToShadow(d1), old_mid - d1);
+  //  DCHECK_EQ(*(u8*)MemToShadow(d1), old_mid - d1);
   if (a + granularity <= d1)
-    CHECK_EQ(*(u8 *)MemToShadow(a), 0);
+    DCHECK_EQ(*(u8 *)MemToShadow(a), 0);
   // if (d2 + granularity <= c && c <= end)
-  //   CHECK_EQ(*(u8 *)MemToShadow(c - granularity),
+  //   DCHECK_EQ(*(u8 *)MemToShadow(c - granularity),
   //            kAsanContiguousContainerOOBMagic);
 
   uptr b1 = RoundDownTo(new_end, granularity);