--- /dev/null
+; REQUIRES: x86
+
+; RUN: rm -rf %t; mkdir %t
+; RUN: llvm-as %s -o %t/test.o
+
+; RUN: %lld %t/test.o --lto-O0 -o %t/test
+; RUN: llvm-nm -pa %t/test | FileCheck %s --check-prefixes=CHECK-O0
+
+; RUN: %lld %t/test.o --lto-O2 -o %t/test
+; RUN: llvm-nm -pa %t/test | FileCheck %s --check-prefixes=CHECK-O2
+
+; RUN: %lld %t/test.o -o %t/test
+; RUN: llvm-nm -pa %t/test | FileCheck %s --check-prefixes=CHECK-O2
+
+; CHECK-O0: foo
+; CHECK-O2-NOT: foo
+
+target triple = "x86_64-apple-macosx10.15.0"
+target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
+
+define internal void @foo() {
+ ret void
+}
+
+define void @main() {
+ call void @foo()
+ ret void
+}