Add new optional getPassName() virtual function that a Pass can override

to make debugging output a lot nicer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2395 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/Transforms/Scalar/IndVarSimplify.cpp b/lib/Transforms/Scalar/IndVarSimplify.cpp
index 003419bb84..1e8621b5ed 100644
--- a/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -197,6 +197,10 @@ static bool doit(Function *M, LoopInfo &Loops) {
 
 namespace {
   struct InductionVariableSimplify : public FunctionPass {
+    const char *getPassName() const {
+      return "Induction Variable Cannonicalize";
+    }
+
     virtual bool runOnFunction(Function *F) {
       return doit(F, getAnalysis<LoopInfo>());
     }