1 files changed, 25 insertions, 0 deletions
diff --git a/llvm/test/Transforms/ThinLTOBitcodeWriter/function-alias.ll b/llvm/test/Transforms/ThinLTOBitcodeWriter/function-alias.ll
new file mode 100644
index 00000000000..a1dbd963296
--- /dev/null
+++ b/llvm/test/Transforms/ThinLTOBitcodeWriter/function-alias.ll
@@ -0,0 +1,25 @@
+; RUN: opt -thinlto-bc -thinlto-split-lto-unit -o %t %s
+; RUN: llvm-modextract -n 1 -o - %t | llvm-dis | FileCheck --check-prefix=CHECK1 %s
+
+target triple = "x86_64-unknown-linux-gnu"
+
+define hidden void @Func() !type !0 {
+  ret void
+}
+
+; CHECK1: !aliases = !{![[A1:[0-9]+]], ![[A2:[0-9]+]], ![[A3:[0-9]+]]}
+
+; CHECK1: ![[A1]] = !{!"Alias", !"Func", i8 1, i8 0}
+; CHECK1: ![[A2]] = !{!"Hidden_Alias", !"Func", i8 1, i8 0}
+; CHECK1: ![[A3]] = !{!"Weak_Alias", !"Func", i8 0, i8 1}
+@Alias = hidden alias void (), void ()* @Func
+@Hidden_Alias = hidden alias void (), void ()* @Func
+@Weak_Alias = weak alias void (), void ()* @Func
+
+@Variable = global i32 0
+
+; Only generate summary alias information for aliases to functions
+; CHECK1-NOT: Variable_Alias
+@Variable_Alias = alias i32, i32* @Variable
+
+!0 = !{i64 0, !"_ZTSFvvE"}