1 files changed, 28 insertions, 0 deletions
diff --git a/test/Instrumentation/InstrProfiling/always_inline.ll b/test/Instrumentation/InstrProfiling/always_inline.ll
new file mode 100644
index 0000000000000..4be7848c9b6fe
--- /dev/null
+++ b/test/Instrumentation/InstrProfiling/always_inline.ll
@@ -0,0 +1,28 @@
+; Check that '__attribute__((always_inline)) inline' functions are inlined.
+
+; RUN: opt < %s -mtriple=x86_64-apple-macosx10.10.0 -instrprof -inline -S | FileCheck %s 
+
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.13.0"
+
+@__profn_foo = linkonce_odr hidden constant [3 x i8] c"foo"
+
+; CHECK-LABEL: @main
+; CHECK-NOT: call
+define i32 @main() {
+entry:
+  %call = call i32 @foo()
+  ret i32 %call
+}
+
+declare void @llvm.instrprof.increment(i8*, i64, i32, i32) #0
+
+; CHECK-NOT: define available_externally i32 @foo
+define available_externally i32 @foo() #1 {
+entry:
+  call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 0, i32 1, i32 0)
+  ret i32 0
+}
+
+attributes #0 = { nounwind }
+attributes #1 = { alwaysinline }