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-rw-r--r--include/llvm/Support/StandardPasses.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/llvm/Support/StandardPasses.h b/include/llvm/Support/StandardPasses.h
index 18be1ad..f233c18de 100644
--- a/include/llvm/Support/StandardPasses.h
+++ b/include/llvm/Support/StandardPasses.h
@@ -137,7 +137,8 @@ namespace llvm {
if (UnrollLoops)
PM->add(createLoopUnrollPass()); // Unroll small loops
PM->add(createInstructionCombiningPass()); // Clean up after the unroller
- PM->add(createGVNPass()); // Remove redundancies
+ if (OptimizationLevel > 1)
+ PM->add(createGVNPass()); // Remove redundancies
PM->add(createMemCpyOptPass()); // Remove memcpy / form memset
PM->add(createSCCPPass()); // Constant prop with SCCP