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author | Jakub Jelinek <jakub@redhat.com> | 2019-12-21 00:18:09 +0100 |
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committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2019-12-21 00:18:09 +0100 |
commit | 8aca5ebe07efd6d710c76eff2d3524f6c5c4ff2b (patch) | |
tree | 5533bc6d04286960b1ff1db034ed9fd86491b024 /gcc/cp | |
parent | 0bd002bf2e9f0224905ad19f036dde27b63c26c5 (diff) | |
download | gcc-8aca5ebe07efd6d710c76eff2d3524f6c5c4ff2b.zip gcc-8aca5ebe07efd6d710c76eff2d3524f6c5c4ff2b.tar.gz gcc-8aca5ebe07efd6d710c76eff2d3524f6c5c4ff2b.tar.bz2 |
re PR c++/92973 (Silently accepting defaulted comparison operators in C++11 .. 17)
PR c++/92973
* method.c (early_check_defaulted_comparison): For C++17 and earlier
diagnose defaulted comparison operators.
* g++.dg/cpp0x/spaceship-eq1.C: New test.
From-SVN: r279682
Diffstat (limited to 'gcc/cp')
-rw-r--r-- | gcc/cp/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/cp/method.c | 7 |
2 files changed, 11 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 5a9a648..07200ad 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,5 +1,9 @@ 2019-12-20 Jakub Jelinek <jakub@redhat.com> + PR c++/92973 + * method.c (early_check_defaulted_comparison): For C++17 and earlier + diagnose defaulted comparison operators. + PR c++/92666 * call.c (convert_arg_to_ellipsis): For floating point or decltype(nullptr) arguments call mark_rvalue_use. diff --git a/gcc/cp/method.c b/gcc/cp/method.c index 97c27c5..248a0e5 100644 --- a/gcc/cp/method.c +++ b/gcc/cp/method.c @@ -1092,6 +1092,13 @@ early_check_defaulted_comparison (tree fn) ctx = DECL_FRIEND_CONTEXT (fn); bool ok = true; + if (cxx_dialect < cxx2a) + { + error_at (loc, "defaulted %qD only available with %<-std=c++2a%> or " + "%<-std=gnu++2a%>", fn); + return false; + } + if (!DECL_OVERLOADED_OPERATOR_IS (fn, SPACESHIP_EXPR) && !same_type_p (TREE_TYPE (TREE_TYPE (fn)), boolean_type_node)) { |