Add an instcombine pass before levelraise
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5980 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/gccas/gccas.cpp b/tools/gccas/gccas.cpp
index 273e071..1cefa37 100644
--- a/tools/gccas/gccas.cpp
+++ b/tools/gccas/gccas.cpp
@@ -70,6 +70,7 @@
addPass(PM, createVerifierPass()); // Verify that input is correct
addPass(PM, createDeadInstEliminationPass()); // Remove Dead code/vars
addPass(PM, createRaiseAllocationsPass()); // call %malloc -> malloc inst
+ addPass(PM, createInstructionCombiningPass()); // Cleanup code for raise
addPass(PM, createIndVarSimplifyPass()); // Simplify indvars
addPass(PM, createRaisePointerReferencesPass());// Recover type information
addPass(PM, createInstructionCombiningPass()); // Combine silly seq's