Message ID | Y+IY7Er3m7bAxKCS@tucnak |
---|---|
State | New |
Headers | show |
Series | [committed] testsuite: Expect -Wdeprecated warning in warn/Wstrict-aliasing-bogus-union-2.C for C++23 | expand |
On Tue, 7 Feb 2023 at 09:25, Jakub Jelinek <jakub@redhat.com> wrote: > > Hi! > > On Mon, Feb 06, 2023 at 02:26:01PM +0000, Jonathan Wakely via Gcc-patches wrote: > > With the recent change to deprecate std::aligned_storage and > > std::aligned_union we need to adjust some tests that now fail with > > -std=c++23. > > The g++.dg/warn/Wstrict-aliasing-bogus-union-2.C test is also affected: > PASS: g++.dg/warn/Wstrict-aliasing-bogus-union-2.C -std=gnu++2b (test for bogus messages, line 12) > FAIL: g++.dg/warn/Wstrict-aliasing-bogus-union-2.C -std=gnu++2b (test for excess errors) > Excess errors: > .../gcc/testsuite/g++.dg/warn/Wstrict-aliasing-bogus-union-2.C:8:8: warning: 'template<long unsigned int _Len, long unsigned int _Align> struct std::aligned_storage' is deprecated [-Wdeprecated-declarations] > > The following patch adds dg-warning for it. > > Tested on x86_64-linux -m32/-m64 with GXX_TESTSUITE_STDS=98,11,14,17,20,2b , > committed to trunk as obvious. Oops, sorry about that - I must remember to check the g++ tests for any header and deprecation changes.
--- gcc/testsuite/g++.dg/warn/Wstrict-aliasing-bogus-union-2.C.jj 2020-01-12 11:54:37.286400238 +0100 +++ gcc/testsuite/g++.dg/warn/Wstrict-aliasing-bogus-union-2.C 2023-02-07 10:21:47.616642483 +0100 @@ -5,7 +5,7 @@ struct foo { - std::aligned_storage<sizeof(long), alignof(long)>::type raw; + std::aligned_storage<sizeof(long), alignof(long)>::type raw; /* { dg-warning "deprecated" "" { target c++23 } } */ long& cooked() {