diff options
| -rw-r--r-- | llvm/lib/Transforms/Scalar/SROA.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/SROA.cpp b/llvm/lib/Transforms/Scalar/SROA.cpp index dbc49930f83..cbe36861a67 100644 --- a/llvm/lib/Transforms/Scalar/SROA.cpp +++ b/llvm/lib/Transforms/Scalar/SROA.cpp @@ -4232,9 +4232,14 @@ PreservedAnalyses SROA::runImpl(Function &F, DominatorTree &RunDT, PostPromotionWorklist.clear(); } while (!Worklist.empty()); + if (!Changed) + return PreservedAnalyses::all(); + // FIXME: Even when promoting allocas we should preserve some abstract set of // CFG-specific analyses. - return Changed ? PreservedAnalyses::none() : PreservedAnalyses::all(); + PreservedAnalyses PA; + PA.preserve<GlobalsAA>(); + return PA; } PreservedAnalyses SROA::run(Function &F, AnalysisManager<Function> &AM) { |
