[PATCH] D28250: [asan] Change the visibility of ___asan_globals_registered to hidden

[Kuba (Brecka) Mracek via Phabricator via llvm-commits]

kubabrecka created this revision.
kubabrecka added reviewers: kcc, eugenis, glider, rgov.
kubabrecka added subscribers: llvm-commits, zaks.anna, ributzka.
kubabrecka set the repository for this revision to rL LLVM.
kubabrecka added a project: Sanitizers.

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


Repository:
  rL LLVM

https://reviews.llvm.org/D28250

Files:
  lib/Transforms/Instrumentation/AddressSanitizer.cpp


Index: lib/Transforms/Instrumentation/AddressSanitizer.cpp
===================================================================
--- lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -1800,6 +1800,7 @@
     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


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