[llvm] r299908 - [bugpoint] Also remove comdat's from externalized GVs

[Hal Finkel via llvm-commits]

Author: hfinkel
Date: Mon Apr 10 19:18:42 2017
New Revision: 299908

URL: http://llvm.org/viewvc/llvm-project?rev=299908&view=rev
Log:
[bugpoint] Also remove comdat's from externalized GVs

We were removing comdats from externalized functions (function declarations
can't be comdat), but were not doing the same for variable. Failure to do this
would cause bugpoint to fail ("Declaration may not be in a Comdat!").

Modified:
    llvm/trunk/tools/bugpoint/ExtractFunction.cpp

Modified: llvm/trunk/tools/bugpoint/ExtractFunction.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/bugpoint/ExtractFunction.cpp?rev=299908&r1=299907&r2=299908&view=diff
==============================================================================
--- llvm/trunk/tools/bugpoint/ExtractFunction.cpp (original)
+++ llvm/trunk/tools/bugpoint/ExtractFunction.cpp Mon Apr 10 19:18:42 2017
@@ -209,6 +209,7 @@ static void eliminateAliases(GlobalValue
 void llvm::DeleteGlobalInitializer(GlobalVariable *GV) {
   eliminateAliases(GV);
   GV->setInitializer(nullptr);
+  GV->setComdat(nullptr);
 }
 
 // DeleteFunctionBody - "Remove" the function by deleting all of its basic