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-rw-r--r--tools/opt/opt.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index d1862a08fc..f9dd161c75 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -282,6 +282,7 @@ void AddStandardCompilePasses(PassManager &PM) {
addPass(PM, createLoopIndexSplitPass()); // Index split loops.
addPass(PM, createInstructionCombiningPass()); // Clean up after LICM/reassoc
addPass(PM, createIndVarSimplifyPass()); // Canonicalize indvars
+ addPass(PM, createLoopDeletionPass()); // Delete dead loops
addPass(PM, createLoopUnrollPass()); // Unroll small loops
addPass(PM, createInstructionCombiningPass()); // Clean up after the unroller
addPass(PM, createGVNPass()); // Remove redundancies