diff --git a/compiler-rt/lib/asan/asan_rtl.cc b/compiler-rt/lib/asan/asan_rtl.cc
index a202abe4c89d..04d1850e2199 100644
--- a/compiler-rt/lib/asan/asan_rtl.cc
+++ b/compiler-rt/lib/asan/asan_rtl.cc
@@ -148,7 +148,7 @@ void InitializeFlags(Flags *f, const char *env) {
   f->redzone = 16;
   f->debug = false;
   f->report_globals = 1;
-  f->check_initialization_order = true;
+  f->check_initialization_order = false;
   f->replace_str = true;
   f->replace_intrin = true;
   f->mac_ignore_invalid_free = false;
@@ -199,6 +199,12 @@ void InitializeFlags(Flags *f, const char *env) {
     cf->detect_leaks = false;
   }
 #endif
+
+  // Make "strict_init_order" imply "check_initialization_order".
+  // TODO(samsonov): Use a single runtime flag for an init-order checker.
+  if (f->strict_init_order) {
+    f->check_initialization_order = true;
+  }
 }
 
 // -------------------------- Globals --------------------- {{{1
diff --git a/compiler-rt/lib/asan/lit_tests/TestCases/Linux/initialization-bug-any-order.cc b/compiler-rt/lib/asan/lit_tests/TestCases/Linux/initialization-bug-any-order.cc
index 2787fc5c21ac..042a07e428d9 100644
--- a/compiler-rt/lib/asan/lit_tests/TestCases/Linux/initialization-bug-any-order.cc
+++ b/compiler-rt/lib/asan/lit_tests/TestCases/Linux/initialization-bug-any-order.cc
@@ -4,11 +4,9 @@
 // strict init-order checking).
 
 // RUN: %clangxx_asan -O0 %s %p/../Helpers/initialization-bug-extra.cc -o %t
-// RUN: ASAN_OPTIONS=check_initialization_order=true:strict_init_order=true not %t 2>&1 \
-// RUN:    | FileCheck %s
+// RUN: ASAN_OPTIONS=strict_init_order=true not %t 2>&1 | FileCheck %s
 // RUN: %clangxx_asan -O0 %p/../Helpers/initialization-bug-extra.cc %s -o %t
-// RUN: ASAN_OPTIONS=check_initialization_order=true:strict_init_order=true not %t 2>&1 \
-// RUN:    | FileCheck %s
+// RUN: ASAN_OPTIONS=strict_init_order=true not %t 2>&1 | FileCheck %s
 
 // Do not test with optimization -- the error may be optimized away.
 
diff --git a/compiler-rt/lib/asan/lit_tests/TestCases/init-order-atexit.cc b/compiler-rt/lib/asan/lit_tests/TestCases/init-order-atexit.cc
index b5551dfc8eff..e38cdd273d58 100644
--- a/compiler-rt/lib/asan/lit_tests/TestCases/init-order-atexit.cc
+++ b/compiler-rt/lib/asan/lit_tests/TestCases/init-order-atexit.cc
@@ -5,7 +5,7 @@
 // We do *not* want to report init-order bug in this case.
 
 // RUN: %clangxx_asan -O0 %s %p/Helpers/init-order-atexit-extra.cc -o %t
-// RUN: ASAN_OPTIONS=check_initialization_order=true:strict_init_order=true not %t 2>&1 | FileCheck %s
+// RUN: ASAN_OPTIONS=strict_init_order=true not %t 2>&1 | FileCheck %s
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/compiler-rt/lib/asan/lit_tests/TestCases/init-order-dlopen.cc b/compiler-rt/lib/asan/lit_tests/TestCases/init-order-dlopen.cc
index 90f099d3f2e1..d30d11999246 100644
--- a/compiler-rt/lib/asan/lit_tests/TestCases/init-order-dlopen.cc
+++ b/compiler-rt/lib/asan/lit_tests/TestCases/init-order-dlopen.cc
@@ -12,7 +12,7 @@
 // FIXME: find a better solution.
 // RUN: %clangxx_asan -O0 %s -o %t -Wl,--export-dynamic || \
 // RUN:     %clangxx_asan -O0 %s -o %t
-// RUN: ASAN_OPTIONS=check_initialization_order=true:strict_init_order=true %t 2>&1 | FileCheck %s
+// RUN: ASAN_OPTIONS=strict_init_order=true %t 2>&1 | FileCheck %s
 #include <dlfcn.h>
 #include <pthread.h>
 #include <stdio.h>
diff --git a/compiler-rt/lib/asan/lit_tests/TestCases/init-order-pthread-create.cc b/compiler-rt/lib/asan/lit_tests/TestCases/init-order-pthread-create.cc
index a75d1ebb8b6c..52031216d5bb 100644
--- a/compiler-rt/lib/asan/lit_tests/TestCases/init-order-pthread-create.cc
+++ b/compiler-rt/lib/asan/lit_tests/TestCases/init-order-pthread-create.cc
@@ -2,7 +2,7 @@
 // called.
 
 // RUN: %clangxx_asan %s %p/Helpers/init-order-pthread-create-extra.cc -o %t
-// RUN: ASAN_OPTIONS=check_initialization_order=true:strict_init_order=true %t
+// RUN: ASAN_OPTIONS=strict_init_order=true %t
 
 #include <stdio.h>
 #include <pthread.h>