Let google::Symbolize only print address offset in sanitizer builds.

base/third_party/symbolize/symbolize.cc

 // Copyright (c) 2006, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
@@ skipping 755 matching lines @@
                                                       base_address, out + 1,
                                                       out_size - 1);
   } else {
     object_fd = OpenObjectFileContainingPcAndGetStartAddress(pc0, start_address,
                                                              base_address,
                                                              out + 1,
                                                              out_size - 1);
   }
 
   // Check whether a file name was returned.
+#if !defined(ADDRESS_SANITIZER) && !defined(LEAK_SANITIZER) && \
+    !defined(MEMORY_SANITIZER) && !defined(THREAD_SANITIZER)
   if (object_fd < 0) {
+#endif
     if (out[1]) {
       // The object file containing PC was determined successfully however the
       // object file was not opened successfully.  This is still considered
       // success because the object file name and offset are known and tools
       // like asan_symbolize.py can be used for the symbolization.
       out[out_size - 1] = '\0';  // Making sure |out| is always null-terminated.
       SafeAppendString("+0x", out, out_size);
       SafeAppendHexNumber(pc0 - base_address, out, out_size);
       SafeAppendString(")", out, out_size);
       return true;
     }
     // Failed to determine the object file containing PC.  Bail out.
     return false;
+#if !defined(ADDRESS_SANITIZER) && !defined(LEAK_SANITIZER) && \
+    !defined(MEMORY_SANITIZER) && !defined(THREAD_SANITIZER)
   }
+#endif
   FileDescriptor wrapped_object_fd(object_fd);
   int elf_type = FileGetElfType(wrapped_object_fd.get());
   if (elf_type == -1) {
     return false;
   }
   if (g_symbolize_callback) {
     // Run the call back if it's installed.
     // Note: relocation (and much of the rest of this code) will be
     // wrong for prelinked shared libraries and PIE executables.
     uint64_t relocation = (elf_type == ET_DYN) ? start_address : 0;
@@ skipping 63 matching lines @@
 
 // TODO: Support other environments.
 bool Symbolize(void *pc, char *out, int out_size) {
   assert(0);
   return false;
 }
 
 _END_GOOGLE_NAMESPACE_
 
 #endif