Add stub for induction variable code


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@38 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index 9485562..100a753 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -36,6 +36,7 @@
   { "-inline"   ,"Method Inlining",       DoMethodInlining      },
   { "-strip"    ,"Strip Symbols",         DoSymbolStripping     },
   { "-mstrip"   ,"Strip Module Symbols",  DoFullSymbolStripping },
+  { "-indvars"  ,"Simplify Induction Vars", DoInductionVariableCannonicalize },
 };
 
 int main(int argc, char **argv) {