1 files changed, 1 insertions, 0 deletions
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index 94f4cca..71a9c02 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -462,6 +462,7 @@ static void AddOptimizationPasses(PassManagerBase &MPM,FunctionPassManager &FPM,
                                DisableLoopUnrolling : OptLevel == 0;
   
   Builder.LoopVectorize = OptLevel > 1 && SizeLevel < 2;
+  Builder.SLPVectorize = true;
 
   Builder.populateFunctionPassManager(FPM);
   Builder.populateModulePassManager(MPM);