testcase that crashes the ppc backend, which can't sextinreg(i1)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28016 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/Generic/2006-04-28-Sign-extend-bool.ll b/test/CodeGen/Generic/2006-04-28-Sign-extend-bool.ll
new file mode 100644 (file)
index 0000000..719c66d
--- /dev/null
+++ b/test/CodeGen/Generic/2006-04-28-Sign-extend-bool.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc
+
+int %test(int %tmp93) {
+       %tmp98 = shl int %tmp93, ubyte 31               ; <int> [#uses=1]
+       %tmp99 = shr int %tmp98, ubyte 31               ; <int> [#uses=1]
+       %tmp99 = cast int %tmp99 to sbyte               ; <sbyte> [#uses=1]
+       %tmp99100 = cast sbyte %tmp99 to int            ; <int> [#uses=1]
+       ret int %tmp99100
+}
+