1 files changed, 45 insertions, 0 deletions
diff --git a/test/Bitcode/thinlto-function-summary.ll b/test/Bitcode/thinlto-function-summary.ll
new file mode 100644
index 000000000000..9c2f2acd6c7a
--- /dev/null
+++ b/test/Bitcode/thinlto-function-summary.ll
@@ -0,0 +1,45 @@
+; RUN: llvm-as -function-summary < %s | llvm-bcanalyzer -dump | FileCheck %s -check-prefix=BC
+; Check for function summary block/records.
+
+; BC: <FUNCTION_SUMMARY_BLOCK
+; BC-NEXT: <PERMODULE_ENTRY
+; BC-NEXT: <PERMODULE_ENTRY
+; BC-NEXT: <PERMODULE_ENTRY
+; BC-NEXT: </FUNCTION_SUMMARY_BLOCK
+
+; RUN: llvm-as -function-summary < %s | llvm-dis | FileCheck %s
+; Check that this round-trips correctly.
+
+; ModuleID = '<stdin>'
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; CHECK: define i32 @foo()
+
+; Function Attrs: nounwind uwtable
+define i32 @foo() #0 {
+entry:
+  ret i32 1
+}
+
+; CHECK: define i32 @bar(i32 %x)
+
+; Function Attrs: nounwind uwtable
+define i32 @bar(i32 %x) #0 {
+entry:
+  ret i32 %x
+}
+
+; Check an anonymous function as well, since in that case only the alias
+; ends up in the value symbol table and having a summary.
+@f = alias void (), void ()* @0   ; <void ()*> [#uses=0]
+@h = external global void ()*     ; <void ()*> [#uses=0]
+
+define internal void @0() nounwind {
+entry:
+  store void()* @0, void()** @h
+        br label %return
+
+return:         ; preds = %entry
+        ret void
+}