diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Transforms/IPO/GlobalDCE.cpp | 6 | ||||
| -rw-r--r-- | lib/Transforms/IPO/GlobalOpt.cpp | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/lib/Transforms/IPO/GlobalDCE.cpp b/lib/Transforms/IPO/GlobalDCE.cpp index 2b427aa6a4..18c1c7b000 100644 --- a/lib/Transforms/IPO/GlobalDCE.cpp +++ b/lib/Transforms/IPO/GlobalDCE.cpp @@ -65,7 +65,7 @@ bool GlobalDCE::runOnModule(Module &M) { for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) { Changed |= RemoveUnusedGlobalValue(*I); // Functions with external linkage are needed if they have a body - if (!I->hasLocalLinkage() && !I->hasLinkOnceLinkage() && + if (!I->isDiscardableIfUnused() && !I->isDeclaration() && !I->hasAvailableExternallyLinkage()) GlobalIsNeeded(I); } @@ -75,7 +75,7 @@ bool GlobalDCE::runOnModule(Module &M) { Changed |= RemoveUnusedGlobalValue(*I); // Externally visible & appending globals are needed, if they have an // initializer. - if (!I->hasLocalLinkage() && !I->hasLinkOnceLinkage() && + if (!I->isDiscardableIfUnused() && !I->isDeclaration() && !I->hasAvailableExternallyLinkage()) GlobalIsNeeded(I); } @@ -84,7 +84,7 @@ bool GlobalDCE::runOnModule(Module &M) { I != E; ++I) { Changed |= RemoveUnusedGlobalValue(*I); // Externally visible aliases are needed. - if (!I->hasLocalLinkage() && !I->hasLinkOnceLinkage()) + if (!I->isDiscardableIfUnused()) GlobalIsNeeded(I); } diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp index d316d52678..9e3b8c2826 100644 --- a/lib/Transforms/IPO/GlobalOpt.cpp +++ b/lib/Transforms/IPO/GlobalOpt.cpp @@ -1716,7 +1716,7 @@ static bool TryToShrinkGlobalToBoolean(GlobalVariable *GV, Constant *OtherVal) { /// possible. If we make a change, return true. bool GlobalOpt::ProcessGlobal(GlobalVariable *GV, Module::global_iterator &GVI) { - if (!GV->hasLocalLinkage()) + if (!GV->isDiscardableIfUnused()) return false; // Do more involved optimizations if the global is internal. |