new testcase for PR1304

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35791 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/2007-04-08-SingleEltVectorCrash.ll b/test/Transforms/InstCombine/2007-04-08-SingleEltVectorCrash.ll
new file mode 100644 (file)
index 0000000..34322a2
--- /dev/null
+++ b/test/Transforms/InstCombine/2007-04-08-SingleEltVectorCrash.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-as < %s | opt -instcombine -disable-output
+; PR1304
+
+define i64 @bork(<1 x i64> %vec) {
+  %tmp = extractelement <1 x i64> %vec, i32 0
+  ret i64 %tmp
+}