C++ PATCH for c++/91673 - ICE with noexcept in alias-declaration

[Jason Merrill]

On 9/7/19 3:37 PM, Marek Polacek wrote:
> 	* parser.c (CP_PARSER_FLAGS_NO_DELAY_NOEXCEPT): New parser flag.

Is it feasible to reverse this, and specifically delay parsing of 
noexcept-specifications on member function declarations?  When else 
would we want it?

Jason