[PATCH] Fix PR c++/69736

[Jason Merrill]

On 02/23/2016 11:24 AM, Patrick Palka wrote:
> 1. making tsubst_copy_and_build retain the REF_PARENTHESIZED_P flag when
> processing an INDIRECT_REF, or by

This should happen in any case.

> 2. moving the call to maybe_undo_parenthesized_ref in finish_call_expr before
> the assignment of orig_fn so that orig_fn will be un-obfuscated as well, or by

This would also be OK; at this point we know the expression isn't the 
operand of decltype.

Jason