1 files changed, 17 insertions, 0 deletions
diff --git a/test/Feature/undefined.ll b/test/Feature/undefined.ll
new file mode 100644
index 0000000..e63ce41
--- /dev/null
+++ b/test/Feature/undefined.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s | llvm-dis > %t1.ll
+; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
+; RUN: diff %t1.ll %t2.ll
+
+@X = global i32 undef           ; <i32*> [#uses=0]
+
+declare i32 @atoi(i8*)
+
+define i32 @test() {
+        ret i32 undef
+}
+
+define i32 @test2() {
+        %X = add i32 undef, 1           ; <i32> [#uses=1]
+        ret i32 %X
+}
+