LTO: Drop comdats when converting definitions to declarations.
Differential Revision: https://reviews.llvm.org/D42715
llvm-svn: 323844
diff --git a/llvm/lib/Transforms/IPO/FunctionImport.cpp b/llvm/lib/Transforms/IPO/FunctionImport.cpp
index 8dbee83..408d181 100644
--- a/llvm/lib/Transforms/IPO/FunctionImport.cpp
+++ b/llvm/lib/Transforms/IPO/FunctionImport.cpp
@@ -618,10 +618,12 @@
if (Function *F = dyn_cast<Function>(&GV)) {
F->deleteBody();
F->clearMetadata();
+ F->setComdat(nullptr);
} else if (GlobalVariable *V = dyn_cast<GlobalVariable>(&GV)) {
V->setInitializer(nullptr);
V->setLinkage(GlobalValue::ExternalLinkage);
V->clearMetadata();
+ V->setComdat(nullptr);
} else
// For now we don't resolve or drop aliases. Once we do we'll
// need to add support here for creating either a function or