Hi! On Tue, Feb 11, 2025 at 07:04:31PM +0100, Jakub Jelinek wrote: > The following testcase IMO in violation of the P2552R3 paper doesn't > pedwarn on alignas applying to dependent types or alignas with dependent > argument. > > tsubst was just ignoring TYPE_ATTRIBUTES. > > The following patch fixes it for the POINTER/REFERENCE_TYPE and > ARRAY_TYPE cases, but perhaps we need to do the same also for other > types (INTEGER_TYPE/REAL_TYPE and the like). I guess I'll need to > construct more testcases.
I'd like to ping the https://gcc.gnu.org/pipermail/gcc-patches/2025-February/675531.html patch. Thanks. > 2025-02-11 Jakub Jelinek <ja...@redhat.com> > > PR c++/118787 > * pt.cc (tsubst) <case ARRAY_TYPE>: Use return t; only if it doesn't > have any TYPE_ATTRIBUTES. Call apply_late_template_attributes. > <case POINTER_TYPE, case REFERENCE_TYPE>: Likewise. Formatting fix. > > * g++.dg/cpp0x/alignas22.C: New test. Jakub
