new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37255 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/2007-05-18-CastFoldBug.ll b/test/Transforms/InstCombine/2007-05-18-CastFoldBug.ll
new file mode 100644 (file)
index 0000000..55bfac5
--- /dev/null
+++ b/test/Transforms/InstCombine/2007-05-18-CastFoldBug.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {call.*sret}
+; Make sure instcombine doesn't drop the sret attribute.
+
+define void @blah(i16* %tmp10) {
+entry:
+       call void bitcast (i8* (i8*, i8*, ...)* @objc_msgSend_stret to void (i16* sret )*)( i16* %tmp10 sret  )
+       ret void
+}
+
+declare i8* @objc_msgSend_stret(i8*, i8*, ...)