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[Bug c++/85765] [8/9 Regression] Missing SFINAE in default template argument
- From: "redi at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 13 May 2018 12:04:43 +0000
- Subject: [Bug c++/85765] [8/9 Regression] Missing SFINAE in default template argument
- Auto-submitted: auto-generated
- References: <bug-85765-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85765
--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Those volatile overloads in std::bind are a constant source of problems (most
recently PR 85118).
The regression happened with r258407:
PR c++/84785 - ICE with alias template and default targs.
* pt.c (type_unification_real): Set processing_template_decl if
saw_undeduced == 1.