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| author | Marek Polacek <polacek@redhat.com> | 2019-09-28 11:36:36 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2019-09-28 11:36:36 +0000 |
| commit | 028c9b3be468a5dbd27e3190b14d60b04ea02ff4 (patch) | |
| tree | a772b67e0ee5e04c2906c6b99d6e46b40c878a1a /gcc/cp/pt.c | |
| parent | c57a385006790d814e1f9ac4f4235a787c6c6e30 (diff) | |
| download | gcc-028c9b3be468a5dbd27e3190b14d60b04ea02ff4.tar.gz | |
PR c++/91923 - failure-to-SFINAE with class type NTTP in C++17.
* pt.c (invalid_nontype_parm_type_p): Only emit errors when
tf_error.
* g++.dg/cpp0x/nontype5.C: New test.
From-SVN: r276248
Diffstat (limited to 'gcc/cp/pt.c')
| -rw-r--r-- | gcc/cp/pt.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index 5a2dfbbd994..44b36183304 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -25232,8 +25232,9 @@ invalid_nontype_parm_type_p (tree type, tsubst_flags_t complain) { if (cxx_dialect < cxx2a) { - error ("non-type template parameters of class type only available " - "with %<-std=c++2a%> or %<-std=gnu++2a%>"); + if (complain & tf_error) + error ("non-type template parameters of class type only available " + "with %<-std=c++2a%> or %<-std=gnu++2a%>"); return true; } if (dependent_type_p (type)) |