[PATCH] Fix uses of non-reserved names for template parameters

[Szabolcs Nagy]

On 17/05/2019 15:15, Jonathan Wakely wrote:
>     * include/bits/random.h (seed_seq::param): Fix non-reserved name.
>     * include/experimental/type_traits (is_detected_exact)
>     (is_detected_exact_v): Likewise.
>     * include/pstl/execution_defs.h (is_execution_policy)
>     (is_execution_policy_v, __enable_if_execution_policy): Likewise.
>     * include/pstl/execution_impl.h (__policy_traits): Likewise.
>     * testsuite/17_intro/names.cc: Check for more non-reserved names.
>     * testsuite/experimental/names.cc: New test.

on baremetal (newlib) targets i see

FAIL: experimental/names.cc (test for excess errors)

because

.../gcc/libstdc++-v3/testsuite/experimental/names.cc:25: fatal error: experimental/filesystem: No such file or directory


> 
> Tested powerpc64le-linux, committed to trunk.
> 
> Tom, two pieces of this need to be fixed in upstream PSTL too.
> 
>