[PATCH v3 1/5] Update ax_cv_cxx_compile_cxx.m4

[Simon Marchi]

On 2018-04-07 09:26, Simon Marchi wrote:
> This file provides the AX_CXX_COMPILE_STDCXX macro.  In the context of
> the following patch, I wanted to build and test GDB in c++17 mode.  The
> version of the macro we have in the repo does not support detecting
> c++17 compilers, but the upstream version has been updated to do so.
> 
> Since we have local modifications to the file, I had to reconcile our
> modifications and the updated upstream version (which was relatively
> straightforward).

I pushed this series, fixed with the small changes suggested by Pedro.

Simon