Index: sanitizer_symbolizer_mac.cc
===================================================================
--- sanitizer_symbolizer_mac.cc
+++ sanitizer_symbolizer_mac.cc
@@ -16,6 +16,7 @@
 #if SANITIZER_MAC
 
 #include "sanitizer_allocator_internal.h"
+#include "sanitizer_mac.h"
 #include "sanitizer_symbolizer_mac.h"
 
 namespace __sanitizer {
@@ -57,7 +58,14 @@
 
     char pid_str[16];
     internal_snprintf(pid_str, sizeof(pid_str), "%d", parent_pid_);
-    execl(path_to_binary, path_to_binary, "-p", pid_str, (char *)0);
+    if (GetMacosVersion() == MACOS_VERSION_MAVERICKS) {
+      // On Mavericks atos prints a deprecation warning which we suppress by
+      // passing -d. The warning isn't present on other OSX versions, even the
+      // newer ones.
+      execl(path_to_binary, path_to_binary, "-p", pid_str, "-d", (char *)0);
+    } else {
+      execl(path_to_binary, path_to_binary, "-p", pid_str, (char *)0);
+    }
   }
 
   pid_t parent_pid_;