diff --git a/lib/asan/asan_internal.h b/lib/asan/asan_internal.h
index 48818a1..f979431 100644
--- a/lib/asan/asan_internal.h
+++ b/lib/asan/asan_internal.h
@@ -110,7 +110,6 @@
 struct AsanStackTrace;
 
 // asan_rtl.cc
-void NORETURN CheckFailed(const char *cond, const char *file, int line);
 void NORETURN ShowStatsAndAbort();
 
 // asan_globals.cc
@@ -224,19 +223,6 @@
 void NORETURN Abort();
 int Atexit(void (*function)(void));
 
-#define CHECK(cond) do { if (!(cond)) { \
-  CheckFailed(#cond, __FILE__, __LINE__); \
-}}while(0)
-
-#define RAW_CHECK_MSG(expr, msg) do { \
-  if (!(expr)) { \
-    RawWrite(msg); \
-    Die(); \
-  } \
-} while (0)
-
-#define RAW_CHECK(expr) RAW_CHECK_MSG(expr, #expr)
-
 #define UNIMPLEMENTED() CHECK("unimplemented" && 0)
 
 #define ASAN_ARRAY_SIZE(a) (sizeof(a)/sizeof((a)[0]))
diff --git a/lib/asan/asan_rtl.cc b/lib/asan/asan_rtl.cc
index 301e349..8d156c0 100644
--- a/lib/asan/asan_rtl.cc
+++ b/lib/asan/asan_rtl.cc
@@ -45,6 +45,13 @@
   Exit(FLAG_exitcode);
 }
 
+void CheckFailed(const char *file, int line, const char *cond, u64 v1, u64 v2) {
+  AsanReport("AddressSanitizer CHECK failed: %s:%d \"%s\" (%zx, %zx)\n",
+             file, line, cond, (uptr)v1, (uptr)v2);
+  PRINT_CURRENT_STACK();
+  ShowStatsAndAbort();
+}
+
 }  // namespace __sanitizer
 
 namespace __asan {
@@ -336,12 +343,6 @@
   __asan_print_accumulated_stats();
 }
 
-void CheckFailed(const char *cond, const char *file, int line) {
-  Report("CHECK failed: %s at %s:%d\n", cond, file, line);
-  PRINT_CURRENT_STACK();
-  ShowStatsAndAbort();
-}
-
 }  // namespace __asan
 
 // ---------------------- Interface ---------------- {{{1
diff --git a/lib/sanitizer_common/sanitizer_common.h b/lib/sanitizer_common/sanitizer_common.h
index b7c77e9..198ed63 100644
--- a/lib/sanitizer_common/sanitizer_common.h
+++ b/lib/sanitizer_common/sanitizer_common.h
@@ -20,10 +20,6 @@
 
 namespace __sanitizer {
 
-// NOTE: Functions below must be defined in each run-time. {{{
-void NORETURN Die();
-// }}}
-
 // Constants.
 const uptr kWordSize = __WORDSIZE / 8;
 const uptr kWordSizeInBits = 8 * kWordSize;
diff --git a/lib/sanitizer_common/sanitizer_internal_defs.h b/lib/sanitizer_common/sanitizer_internal_defs.h
index 654947b..cddd9a8 100644
--- a/lib/sanitizer_common/sanitizer_internal_defs.h
+++ b/lib/sanitizer_common/sanitizer_internal_defs.h
@@ -60,7 +60,14 @@
 #  endif
 #endif  // __WORDSIZE
 
-// Raw check.
+// NOTE: Functions below must be defined in each run-time.
+namespace __sanitizer {
+void NORETURN Die();
+void NORETURN CheckFailed(const char *file, int line, const char *cond,
+                          u64 v1, u64 v2);
+}  // namespace __sanitizer
+
+// Check macro
 #define RAW_CHECK_MSG(expr, msg) do { \
   if (!(expr)) { \
     RawWrite(msg); \
@@ -70,4 +77,22 @@
 
 #define RAW_CHECK(expr) RAW_CHECK_MSG(expr, #expr)
 
+#define CHECK_IMPL(c1, op, c2) \
+  do { \
+    __sanitizer::u64 v1 = (u64)(c1); \
+    __sanitizer::u64 v2 = (u64)(c2); \
+    if (!(v1 op v2)) \
+      __sanitizer::CheckFailed(__FILE__, __LINE__, \
+        "(" #c1 ") " #op " (" #c2 ")", v1, v2); \
+  } while (false) \
+/**/
+
+#define CHECK(a)       CHECK_IMPL((a), !=, 0)
+#define CHECK_EQ(a, b) CHECK_IMPL((a), ==, (b))
+#define CHECK_NE(a, b) CHECK_IMPL((a), !=, (b))
+#define CHECK_LT(a, b) CHECK_IMPL((a), <,  (b))
+#define CHECK_LE(a, b) CHECK_IMPL((a), <=, (b))
+#define CHECK_GT(a, b) CHECK_IMPL((a), >,  (b))
+#define CHECK_GE(a, b) CHECK_IMPL((a), >=, (b))
+
 #endif  // SANITIZER_DEFS_H
diff --git a/lib/tsan/rtl/tsan_defs.h b/lib/tsan/rtl/tsan_defs.h
index d3c748b..64e18f1 100644
--- a/lib/tsan/rtl/tsan_defs.h
+++ b/lib/tsan/rtl/tsan_defs.h
@@ -52,24 +52,6 @@
 const bool kCollectStats = false;
 #endif
 
-#define CHECK_IMPL(c1, op, c2) \
-  do { \
-    __sanitizer::u64 v1 = (u64)(c1); \
-    __sanitizer::u64 v2 = (u64)(c2); \
-    if (!(v1 op v2)) \
-      __tsan::CheckFailed(__FILE__, __LINE__, \
-        "(" #c1 ") " #op " (" #c2 ")", v1, v2); \
-  } while (false) \
-/**/
-
-#define CHECK(a)       CHECK_IMPL((a), !=, 0)
-#define CHECK_EQ(a, b) CHECK_IMPL((a), ==, (b))
-#define CHECK_NE(a, b) CHECK_IMPL((a), !=, (b))
-#define CHECK_LT(a, b) CHECK_IMPL((a), <,  (b))
-#define CHECK_LE(a, b) CHECK_IMPL((a), <=, (b))
-#define CHECK_GT(a, b) CHECK_IMPL((a), >,  (b))
-#define CHECK_GE(a, b) CHECK_IMPL((a), >=, (b))
-
 #if TSAN_DEBUG
 #define DCHECK(a)       CHECK(a)
 #define DCHECK_EQ(a, b) CHECK_EQ(a, b)
@@ -88,8 +70,6 @@
 #define DCHECK_GE(a, b)
 #endif
 
-void CheckFailed(const char *file, int line, const char *cond, u64 v1, u64 v2);
-
 // The following "build consistency" machinery ensures that all source files
 // are built in the same configuration. Inconsistent builds lead to
 // hard to debug crashes.
diff --git a/lib/tsan/rtl/tsan_rtl_report.cc b/lib/tsan/rtl/tsan_rtl_report.cc
index daa51b2..ab2dc1e 100644
--- a/lib/tsan/rtl/tsan_rtl_report.cc
+++ b/lib/tsan/rtl/tsan_rtl_report.cc
@@ -22,6 +22,18 @@
 #include "tsan_flags.h"
 #include "tsan_placement_new.h"
 
+namespace __sanitizer {
+using namespace __tsan;
+
+void CheckFailed(const char *file, int line, const char *cond, u64 v1, u64 v2) {
+  ScopedInRtl in_rtl;
+  TsanPrintf("FATAL: ThreadSanitizer CHECK failed: %s:%d \"%s\" (%zx, %zx)\n",
+             file, line, cond, (uptr)v1, (uptr)v2);
+  Die();
+}
+
+}  // namespace __sanitizer
+
 namespace __tsan {
 
 // Can be overriden by an application/test to intercept reports.
@@ -347,11 +359,4 @@
   AddRacyStacks(thr, traces, addr_min, addr_max);
 }
 
-void CheckFailed(const char *file, int line, const char *cond, u64 v1, u64 v2) {
-  ScopedInRtl in_rtl;
-  TsanPrintf("FATAL: ThreadSanitizer CHECK failed: %s:%d \"%s\" (%zx, %zx)\n",
-             file, line, cond, (uptr)v1, (uptr)v2);
-  Die();
-}
-
 }  // namespace __tsan