[PING][PATCH 6/13] v2 Use new per-location warning APIs in the C++ front end

[Martin Sebor via Gcc-patches]

Ping: https://gcc.gnu.org/pipermail/gcc-patches/2021-June/571977.html

Looking for a review of the C++ front end changes to switch to the new
suppress_warning() API.

On 6/4/21 3:42 PM, Martin Sebor wrote:

The attached patch replaces the uses of TREE_NO_WARNING in the C++
front end with the new suppress_warning(), warning_suppressed_p(),
and copy_warning() APIs.