r278449 - in /trunk/gcc/cp: ChangeLog pt.c

[asutton@gcc.gnu.org]

Author: asutton
Date: Tue Nov 19 15:11:14 2019
New Revision: 278449

URL: https://gcc.gnu.org/viewcvs?rev=278449&root=gcc&view=rev
Log:
Suppress diagnostics substituting into a requires-expression (PR c++/92403).

gcc/cp/
	* pt.c (tsubst_copy_and_build): Perform the first substitution without
	diagnostics and a second only if tsubst_requries_expr returns an error.


Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c