[PlaceSafepoints] Fix a bug that came in with rL236672.

rL236672 would generate all invoke statepoints with deopt args set to a
list containing the single element "0", instead of an empty list.

Also add a test case that would have caught this.

llvm-svn: 237413

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp b/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp
index 04750c9849a..53eed86b81f 100644
--- a/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp
+++ b/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp
@@ -949,7 +949,7 @@ static Value *ReplaceWithStatepoint(const CallSite &CS, /* to replace */
     InvokeInst *Invoke = Builder.CreateGCStatepointInvoke(
         ID, NumPatchBytes, StatepointTarget, ToReplace->getNormalDest(),
         ToReplace->getUnwindDest(), makeArrayRef(CS.arg_begin(), CS.arg_end()),
-        Builder.getInt32(0), None, "safepoint_token");
+        None, None, "safepoint_token");
 
     // In case if we can handle this set of attributes - set up function
     // attributes directly on statepoint and return attributes later for