Message ID | 20240405174336.54500-1-polacek@redhat.com |
---|---|
State | New |
Headers | show |
Series | [pushed] c++: add fixed test [PR91079] | expand |
diff --git a/gcc/testsuite/g++.dg/ext/is_std_layout5.C b/gcc/testsuite/g++.dg/ext/is_std_layout5.C new file mode 100644 index 00000000000..875f3c0948d --- /dev/null +++ b/gcc/testsuite/g++.dg/ext/is_std_layout5.C @@ -0,0 +1,13 @@ +// PR c++/91079 +// DR 1881 - Standard-layout classes and unnamed bit-fields +// { dg-do compile { target c++11 } } + +struct A { int a : 4; }; +struct B : A { int b : 3; }; +static_assert(__is_standard_layout(A), ""); +static_assert(!__is_standard_layout(B), ""); + +struct C { int : 0; }; +struct D : C { int : 0; }; +static_assert(__is_standard_layout(C), ""); +static_assert(!__is_standard_layout(D), "");