Index: projects/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
===================================================================
--- projects/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
+++ projects/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
@@ -160,7 +160,7 @@
   // pthread_get_stacksize_np() returns an incorrect stack size for the main
   // thread on Mavericks. See
   // https://code.google.com/p/address-sanitizer/issues/detail?id=261
-  if ((GetMacosVersion() == MACOS_VERSION_MAVERICKS) && at_initialization &&
+  if ((GetMacosVersion() >= MACOS_VERSION_MAVERICKS) && at_initialization &&
       stacksize == (1 << 19))  {
     struct rlimit rl;
     CHECK_EQ(getrlimit(RLIMIT_STACK, &rl), 0);