diff options
| author | Chris Lattner <sabre@nondot.org> | 2004-10-14 19:53:50 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2004-10-14 19:53:50 +0000 |
| commit | b23cd2f6887d2d6333bc596d88eb93aa2e2a04e4 (patch) | |
| tree | 31640e44b6b43e4e0c76144726299bea21978dea /lib/Transforms | |
| parent | 59e12ed78962266a9529e58560aeb57330c67d38 (diff) | |
Fix a bug John tracked down in libstdc++ where we were incorrectly deleting
weak functions. Thanks for finding this John!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16997 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/IPO/GlobalOpt.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp index dc8832c4f3..e800e0c600 100644 --- a/lib/Transforms/IPO/GlobalOpt.cpp +++ b/lib/Transforms/IPO/GlobalOpt.cpp @@ -808,7 +808,8 @@ bool GlobalOpt::runOnModule(Module &M) { for (Module::iterator FI = M.begin(), E = M.end(); FI != E; ) { Function *F = FI++; F->removeDeadConstantUsers(); - if (F->use_empty() && (F->hasInternalLinkage() || F->hasWeakLinkage())) { + if (F->use_empty() && (F->hasInternalLinkage() || + F->hasLinkOnceLinkage())) { M.getFunctionList().erase(F); LocalChange = true; ++NumFnDeleted; |