Actually ChangeLog also uses tabs, so it should be: libstdc++-v3/ChangeLog:
* include/std/variant: Fix -Wignored-qualifiers in system headers. On Fri, 28 Aug 2020 at 08:55, Krystian Kuźniarek < krystian.kuznia...@gmail.com> wrote: > > So then you need to produce a changelog entry by hand. > I had this problem on some old Ubuntu 18.04. Anyway, here's new ChangeLog: > > libstdc++-v3/ChangeLog: > > * include/std/variant: Fix -Wignored-qualifiers > in system headers. > > > >That doesn't test this header at all. > It does but indirectly. What I meant by manual test was: > ${GCC_GIT} -E contains_only_stdcpp_include.cpp > preprocessed.cpp > ${GCC_GIT} -Wall -Wextra -pedantic -fsyntax-only preprocessed.cpp > By manipulating GCC_GIT variable to trunk GCC and patched GCC, I checked > if the warning is gone. > > >What about the libstdc++ testsuite? > I hope you mean calling make bootstrap and make check. If that's ok, I > confirm it works on Manjaro and Ubuntu 18.04 with gcc10 and gcc8 > respectively. > > >I don't remember exactly why I put it there, but I seem to recall it > >was necessary. > I don't know your reasons but I can only tell that this patch seems to > compile and work just fine. > > On Mon, 24 Aug 2020 at 13:38, Jonathan Wakely <jwak...@redhat.com> wrote: > >> On 24/08/20 13:26 +0200, Krystian Kuźniarek via Libstdc++ wrote: >> >Hi, >> > >> >First of all, sorry, I must have sent it as quoted-printable so spaces >> and >> >tabs are preserved. >> > >> >A description of the problem/bug and how your patch addresses it: >> >I've got a small patch for -Wignored-qualifiers in system headers. >> > >> >Testcases: >> >N/A, it's only a warning. >> > >> >ChangeLog: >> >Sorry, contrib/mklog.py didn't quite work for me. >> >For some reason after instruction in line 129: "diff = PatchSet(data)" my >> >"diff" variable is always empty. >> >> So then you need to produce a changelog entry by hand. >> >> >Bootstrapping and testing: >> >Tested that manually by recompling GCC, unfolding all headers with >> >`#include <stdc++.h>` and compiling what's been included by it. >> >> That doesn't test this header at all. >> >> What about the libstdc++ testsuite? >> >> >The patch itself: >> > >> >diff --git a/libstdc++-v3/include/std/variant >> b/libstdc++-v3/include/std/variant >> >index eb3d6779205..e8fcb57a401 100644 >> >--- a/libstdc++-v3/include/std/variant >> >+++ b/libstdc++-v3/include/std/variant >> >@@ -808,7 +808,7 @@ namespace __variant >> > { using element_type = _Tp; }; >> > >> > template <typename... _Args> >> >- struct __untag_result<const void(*)(_Args...)> >> >+ struct __untag_result<void(*)(_Args...)> >> >> I don't remember exactly why I put it there, but I seem to recall it >> was necessary. >> >> >> > : false_type >> > { using element_type = void(*)(_Args...); }; >> > >> > >> > >> >Best regards, >> >Krystian >> > >> >>