[PATCH] Delegate PSTL configuration to pstl/pstl_config.h

[Jonathan Wakely]

On 18/04/19 17:02 -0700, Thomas Rodgers wrote:
>
>	 * include/bits/c++config: Remove explicit PSTL configuration
>	 macros and use definitions from <pstl/pstl_config.h>.

OK for trunk, thanks.