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* [gcc r12-7862] c++: add comment
@ 2022-03-28 19:36 Jason Merrill
  0 siblings, 0 replies; only message in thread
From: Jason Merrill @ 2022-03-28 19:36 UTC (permalink / raw)
  To: gcc-cvs

https://gcc.gnu.org/g:f8093854c78f820a4f0202fd4db7bba0ee0573c8

commit r12-7862-gf8093854c78f820a4f0202fd4db7bba0ee0573c8
Author: Jason Merrill <jason@redhat.com>
Date:   Tue Mar 15 16:23:47 2022 -0400

    c++: add comment
    
    gcc/cp/ChangeLog:
    
            * pt.cc (determine_specialization): Add comment.

Diff:
---
 gcc/cp/pt.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gcc/cp/pt.cc b/gcc/cp/pt.cc
index cd07e48cb5a..ece839c22e3 100644
--- a/gcc/cp/pt.cc
+++ b/gcc/cp/pt.cc
@@ -2325,6 +2325,8 @@ determine_specialization (tree template_id,
 		continue;
 	      if (freq)
 		{
+		  /* C++20 CA104: Substitute directly into the
+		     constraint-expression.  */
 		  tree fargs = DECL_TI_ARGS (fn);
 		  tsubst_flags_t complain = tf_none;
 		  freq = tsubst_constraint (freq, fargs, complain, fn);


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