1 files changed, 19 insertions, 0 deletions
diff --git a/test/Feature/undefined.ll b/test/Feature/undefined.ll
new file mode 100644
index 0000000..dc1b7c5
--- /dev/null
+++ b/test/Feature/undefined.ll
@@ -0,0 +1,19 @@
+; RUN: llvm-upgrade < %s | llvm-as | llvm-dis > %t1.ll
+; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
+; RUN: diff %t1.ll %t2.ll
+
+
+%X = global int undef
+
+implementation
+
+declare int "atoi"(sbyte *)
+
+int %test() {
+	ret int undef
+}
+
+int %test2() {
+	%X = add int undef, 1
+	ret int %X
+}