[PATCH] D25591: Implement P0035R4 -- Add C++17 aligned allocation functions

[Eric Fiselier via cfe-commits]

EricWF created this revision.
EricWF added reviewers: mclow.lists, rsmith.
EricWF added subscribers: cfe-commits, rsmith.

This patch implements the library side of P0035R4. The implementation is thanks to @rsmith.

In addition to the C++17 implementation, the library implementation can be explicitly turned on using `-faligned-allocation` in all dialects.


https://reviews.llvm.org/D25591

Files:
  include/new
  lib/abi/CHANGELOG.TXT
  lib/abi/x86_64-linux-gnu.abilist
  src/new.cpp
  test/libcxx/language.support/support.dynamic/new_faligned_allocation.sh.cpp
  test/libcxx/test/config.py
  test/std/language.support/support.dynamic/align_val_t.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.array/delete_align_val_t_replace.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.array/new_align_val_t.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.array/new_align_val_t_nothrow.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.array/new_align_val_t_nothrow_replace.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.array/new_align_val_t_replace.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.single/delete_align_val_t_replace.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.single/new_align_val_t.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.single/new_align_val_t_nothrow.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.single/new_align_val_t_nothrow_replace.pass.cpp
  test/std/language.support/support.dynamic/new.delete/new.delete.single/new_align_val_t_replace.pass.cpp

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