From 55adc9ddcc5be3c009b8a9167bbf13109e2a9674 Mon Sep 17 00:00:00 2001
From: Xinliang David Li <davidxl@google.com>
Date: Mon, 8 Feb 2016 22:41:37 +0000
Subject: [PATCH] [PGO] Cover more cases of implicitly generated C++ methods

llvm-svn: 260161
---
 clang/test/Profile/cxx-implicit.cpp | 42 +++++++++++++++++++++++++++++++++----
 1 file changed, 38 insertions(+), 4 deletions(-)

diff --git a/clang/test/Profile/cxx-implicit.cpp b/clang/test/Profile/cxx-implicit.cpp
index 47e5b8d..40598bf 100644
--- a/clang/test/Profile/cxx-implicit.cpp
+++ b/clang/test/Profile/cxx-implicit.cpp
@@ -1,17 +1,51 @@
 // Ensure that implicit methods aren't instrumented.
 
-// RUN: %clang_cc1 -x c++ %s -triple %itanium_abi_triple -main-file-name cxx-implicit.cpp -o - -emit-llvm -fprofile-instrument=clang | FileCheck %s
+// RUN: %clang_cc1 -x c++ -std=c++11 %s -triple %itanium_abi_triple -main-file-name cxx-implicit.cpp -o - -emit-llvm -fprofile-instrument=clang | FileCheck %s
 
-// An implicit constructor is generated for Base. We should not emit counters
-// for it.
+// Implicit constructors are generated for Base. We should not emit counters
+// for them.
+// CHECK-DAG: define {{.*}}_ZN4BaseC2Ev
+// CHECK-DAG: define {{.*}}_ZN4BaseC2ERKS_
+// CHECK-DAG: define {{.*}}_ZN4BaseC2EOS_
+// CHECK-DAG: __profc__ZN7DerivedC2Ev,
+// CHECK-DAG: __profc__ZN7DerivedC2ERKS_
+// CHECK-DAG: __profc__ZN7DerivedC2EOS_
 // CHECK-NOT: @__profc__ZN4BaseC2Ev =
+// CHECK-NOT: @__profc__ZN4BaseC2ERKS_
+// CHECK-NOT: @__profc__ZN4BaseC2EOS_
+//
+// Implicit assignment operators are generated for Base. We should not emit counters
+// for them.
+// CHECK-NOT: @__profc__ZN4BaseaSEOS_
+// CHECK-NOT: @__profc__ZN4BaseaSERKS_
 
-struct Base {
+struct BaseBase {
+ BaseBase();
+ BaseBase(const BaseBase &);
+ BaseBase &operator=(const BaseBase &);
+ BaseBase &operator=(BaseBase &&);
+};
+
+struct Base : public BaseBase {
   virtual void foo();
 };
 
 struct Derived : public Base {
   Derived();
+  Derived(const Derived &);
+  Derived(Derived &&);
+  Derived &operator=(const Derived &);
+  Derived &operator=(Derived &&);
 };
 
 Derived::Derived() {}
+Derived::Derived(const Derived &d) : Base(d) {}
+Derived::Derived(Derived &&d) : Base(static_cast<Base&&>(d)) {}
+Derived& Derived::operator=(const Derived &d) {
+  Base::operator=(d);
+  return *this;
+}
+Derived& Derived::operator=(Derived &&d) {
+  Base::operator=(static_cast<Base &&>(d));
+  return *this;
+}
-- 
2.7.4