1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/GlobalDCE/deadblockaddr.ll b/test/Transforms/GlobalDCE/deadblockaddr.ll
new file mode 100644
index 000000000000..1ec5994d0043
--- /dev/null
+++ b/test/Transforms/GlobalDCE/deadblockaddr.ll
@@ -0,0 +1,16 @@
+; RUN: opt -globaldce -simplifycfg -S < %s | FileCheck %s
+
+; Tests whether globaldce does the right cleanup while removing @bar
+; so that a dead BlockAddress reference to foo won't prevent other passes
+; to work properly, e.g. simplifycfg
+@bar = internal unnamed_addr constant i8* blockaddress(@foo, %L1)
+
+; CHECK-LABEL: foo
+; CHECK-NOT: br label %L1
+; CHECK: ret void
+define void @foo() {
+entry:
+  br label %L1
+L1:
+  ret void
+}