diff options
Diffstat (limited to 'test/SemaCXX/references.cpp')
| -rw-r--r-- | test/SemaCXX/references.cpp | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/test/SemaCXX/references.cpp b/test/SemaCXX/references.cpp index 37fc2a856fd9..cfe7dc1f428b 100644 --- a/test/SemaCXX/references.cpp +++ b/test/SemaCXX/references.cpp @@ -85,9 +85,19 @@ void test8(int& const,// expected-error{{'const' qualifier may not be applied to typedef int& intref; typedef intref& intrefref; // C++ DR 106: reference collapsing - typedef intref const intref_c; // okay. FIXME: how do we verify that this is the same type as intref? + typedef intref const intref_c; // expected-warning {{'const' qualifier on reference type 'intref' (aka 'int &') has no effect}} + typedef intref_c intref; // ok, same type + + typedef intref volatile intref; // expected-warning {{'volatile' qualifier on reference type 'intref' (aka 'int &') has no effect}} + typedef intref _Atomic intref; // expected-warning {{'_Atomic' qualifier on reference type 'intref' (aka 'int &') has no effect}} + + void restrict_ref(__restrict intref); // ok + void restrict_ref(int &__restrict); // ok } +template<typename T> int const_param(const T) {} +int const_ref_param = const_param<int&>(const_ref_param); // no-warning + class string { char *Data; |