[Bug c++/91369] Implement P0784R7: constexpr new
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Fri Nov 1 23:26:00 GMT 2019
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91369
--- Comment #20 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Nov 1 23:26:17 2019
New Revision: 277732
URL: https://gcc.gnu.org/viewcvs?rev=277732&root=gcc&view=rev
Log:
PR c++/91369 - Implement P0784R7: constexpr new
* cp-tree.h (CALL_FROM_NEW_OR_DELETE_P): Define.
* init.c (build_new_1, build_vec_delete_1, build_delete): Set
CALL_FROM_NEW_OR_DELETE_P on the CALL_EXPR to allocator functions.
* constexpr.c (is_std_allocator_allocate): Only allow
global replaceable allocator functions if CALL_FROM_NEW_OR_DELETE_P
or in std::allocate<T>::{,de}allocate.
(potential_constant_expression_1): Likewise.
* g++.dg/cpp2a/constexpr-new6.C: New test.
* g++.dg/cpp2a/constexpr-new7.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/cpp2a/constexpr-new6.C
trunk/gcc/testsuite/g++.dg/cpp2a/constexpr-new7.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/constexpr.c
trunk/gcc/cp/cp-tree.h
trunk/gcc/cp/init.c
trunk/gcc/testsuite/ChangeLog
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