diff options
| author | Rafael Espindola <rafael.espindola@gmail.com> | 2012-06-14 22:48:13 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2012-06-14 22:48:13 +0000 |
| commit | def1b09be283f4318ee2488ae7e4f492bda400a0 (patch) | |
| tree | 97a8301719b26158013e232d89b7cbd4818d1998 /llvm/lib/Transforms/IPO/GlobalOpt.cpp | |
| parent | 8bbce768d8670eb4aaef67dfaf18caa435ba0698 (diff) | |
| download | bcm5719-llvm-def1b09be283f4318ee2488ae7e4f492bda400a0.tar.gz bcm5719-llvm-def1b09be283f4318ee2488ae7e4f492bda400a0.zip | |
Implement the isSafeToDiscardIfUnused predicate and use it in globalopt and
globaldce. Globaldce was already removing linkonce globals, but globalopt was
not.
llvm-svn: 158476
Diffstat (limited to 'llvm/lib/Transforms/IPO/GlobalOpt.cpp')
| -rw-r--r-- | llvm/lib/Transforms/IPO/GlobalOpt.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/IPO/GlobalOpt.cpp b/llvm/lib/Transforms/IPO/GlobalOpt.cpp index d316d526785..9e3b8c28269 100644 --- a/llvm/lib/Transforms/IPO/GlobalOpt.cpp +++ b/llvm/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. |
