[llvm] r291289 - [asan] Change the visibility of ___asan_globals_registered to hidden

[Kuba Mracek via llvm-commits]

Author: kuba.brecka
Date: Fri Jan  6 16:02:58 2017
New Revision: 291289

URL: http://llvm.org/viewvc/llvm-project?rev=291289&view=rev
Log:
[asan] Change the visibility of ___asan_globals_registered to hidden

This flag is used to track global registration in Mach-O and it doesn't need to be exported and visible.

Differential Revision: https://reviews.llvm.org/D28250


Modified:
    llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp

Modified: llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp?rev=291289&r1=291288&r2=291289&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp (original)
+++ llvm/trunk/lib/Transforms/Instrumentation/AddressSanitizer.cpp Fri Jan  6 16:02:58 2017
@@ -1818,6 +1818,7 @@ bool AddressSanitizerModule::InstrumentG
     RegisteredFlag = new GlobalVariable(
         M, IntptrTy, false, GlobalVariable::CommonLinkage,
         ConstantInt::get(IntptrTy, 0), kAsanGlobalsRegisteredFlagName);
+    RegisteredFlag->setVisibility(GlobalVariable::HiddenVisibility);
 
     // Update llvm.compiler.used, adding the new liveness globals. This is
     // needed so that during LTO these variables stay alive. The alternative