Check for TLI so that -codegenprepare can be used from opt.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128194 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/CodeGenPrepare.cpp b/lib/Transforms/Scalar/CodeGenPrepare.cpp
index da29eb1ec95b54c689d281f17c8e5bdbbbbad3c4..604e791e27c64447aec3caf0d07049aae2b1bcdf 100644 (file)
--- a/lib/Transforms/Scalar/CodeGenPrepare.cpp
+++ b/lib/Transforms/Scalar/CodeGenPrepare.cpp
@@ -589,6 +589,9 @@ bool CodeGenPrepare::OptimizeCallInst(CallInst *CI) {
 ///   ret i32 %tmp2
 ///
 bool CodeGenPrepare::DupRetToEnableTailCallOpts(ReturnInst *RI) {
+  if (!TLI)
+    return false;
+
   Value *V = RI->getReturnValue();
   if (!V)
     return false;