diff --git a/test/Regression/Transforms/DeadArgElim/dead_vaargs.ll b/test/Regression/Transforms/DeadArgElim/dead_vaargs.ll
new file mode 100644
index 00000000000..edd3163c61a
--- /dev/null
+++ b/test/Regression/Transforms/DeadArgElim/dead_vaargs.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | opt -deadargelim -disable-output &&
+; RUN: llvm-as < %s | opt -deadargelim | llvm-dis | not grep 47 &&
+; RUN: llvm-as < %s | opt -deadargelim | llvm-dis | not grep 1.0
+
+int %bar(int %A) {
+        %tmp4 = tail call int (int, ...)* %foo( int %A, int %A, int %A, int %A, ulong 47, double 1.000000e+00 )
+        ret int %tmp4
+}
+
+internal int %foo(int %X, ...) {
+        ret int %X
+}
+