r279943 - in /trunk/gcc: cp/ChangeLog cp/conste...

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue Jan  7 07:13:50 2020
New Revision: 279943

URL: https://gcc.gnu.org/viewcvs?rev=279943&root=gcc&view=rev
Log:
	PR c++/91369
	* constexpr.c (struct constexpr_global_ctx): Add heap_alloc_count
	member, initialize it to zero in ctor.
	(cxx_eval_call_expression): Bump heap_dealloc_count when deleting
	a heap object.  Don't cache calls to functions which allocate some
	heap objects and don't deallocate them or deallocate some heap
	objects they didn't allocate.

	* g++.dg/cpp1y/constexpr-new.C: Expect an error explaining why
	static_assert failed for C++2a.
	* g++.dg/cpp2a/constexpr-new9.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/cpp2a/constexpr-new9.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constexpr.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/g++.dg/cpp1y/constexpr-new.C