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... And I am very tired and forgot to attach the patch. Again. Sorry...! On Fri, Oct 18, 2019 at 1:54 AM JeanHeyd Meneide <phdofthehouse@gmail.com> wrote: > > Dear Jason, > > On Thu, Oct 17, 2019 at 3:51 PM Jason Merrill <jason@redhat.com> wrote: > > > FAIL: g++.dg/cpp0x/gen-attrs-67.C -std=c++11 (test for errors, line 8) > > > FAIL: g++.dg/cpp1z/feat-cxx1z.C -std=gnu++17 (test for excess errors) > > > FAIL: g++.dg/cpp1z/nodiscard4.C -std=c++11 (test for excess errors) > > > FAIL: g++.dg/cpp1z/nodiscard4.C -std=c++11 (test for warnings, line 12) > > > FAIL: g++.dg/cpp1z/nodiscard4.C -std=c++11 (test for warnings, line 13) > > > FAIL: g++.dg/cpp2a/feat-cxx2a.C (test for excess errors) > > Sorry about that! I implemented a bit of a better warning to > cover gen-attrs-67, and bumped the feature test macro value checks in > the feat tests. The rest should be fine now too. > > Let me know if anything else seems off! > > Best Wishes, > JeanHeyd Meneide > > =============================== > > 2019-10-17 JeanHeyd Meneide <phdofthehouse@gmail.com> > > gcc/ > > Implements p1301 [[nodiscard("should have a reason")]] + p1771 DR > * escaped_string.h (escaped_string): New header. > * tree.c (escaped_string): Remove escaped_string class. > > gcc/c-family > > Implements p1301 [[nodiscard("should have a reason")]] + p1771 DR > * c-lex.c (c_common_has_attribute): Update attribute value. > > gcc/cp/ > > Implements p1301 [[nodiscard("should have a reason")]] + p1771 DR > * tree.c (handle_nodiscard_attribute) Added C++2a nodiscard > string message. > (std_attribute_table) Increase nodiscard argument handling > max_length from 0 > to 1. > * parser.c (cp_parser_check_std_attribute): Add requirement > that nodiscard > only be seen once in attribute-list. > (cp_parser_std_attribute): Check that empty parenthesis lists are > not specified for attributes that have max_length > 0 (e.g. > [[attr()]]). > * cvt.c (maybe_warn_nodiscard): Add nodiscard message to > output, if applicable. > (convert_to_void): Allow constructors to be nodiscard-able > (fixes paper-as-DR > p1771). > > gcc/testsuite/g++.dg/cpp0x > > Implements p1301 [[nodiscard("should have a reason")]] + p1771 DR > * gen-attrs-67.C: Test new error message for empty-parenthesis-list. > > gcc/testsuite/g++.dg/cpp2a > > Implements p1301 [[nodiscard("should have a reason")]] + p1771 DR > * nodiscard-construct.C: New test. > * nodiscard-once.C: New test. > * nodiscard-reason-nonstring.C: New test. > * nodiscard-reason-only-one.C: New test. > * nodiscard-reason.C: New test.
Attachment:
p1301.patch.txt
Description: Text document
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