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From: Jonathan Wakely <redi@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r13-5053] libstdc++: Suppress -Waddress warning in tzdb.cc [PR108228] Date: Fri, 6 Jan 2023 21:21:09 +0000 (GMT) [thread overview] Message-ID: <20230106212109.972133858D35@sourceware.org> (raw) https://gcc.gnu.org/g:74852a3a2cecbd6d7ac6ddc2d1a9b60b83367d60 commit r13-5053-g74852a3a2cecbd6d7ac6ddc2d1a9b60b83367d60 Author: Jonathan Wakely <jwakely@redhat.com> Date: Fri Jan 6 20:54:23 2023 +0000 libstdc++: Suppress -Waddress warning in tzdb.cc [PR108228] For some tarets the weak symbol is always defined, so we get a warning that its address is never null. The warning isn't useful in this case, so suppress it. libstdc++-v3/ChangeLog: PR libstdc++/108228 * src/c++20/tzdb.cc (zoneinfo_dir): Add diagnostic pragma. Diff: --- libstdc++-v3/src/c++20/tzdb.cc | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libstdc++-v3/src/c++20/tzdb.cc b/libstdc++-v3/src/c++20/tzdb.cc index fa4f4c7a30c..7227fe7cfe6 100644 --- a/libstdc++-v3/src/c++20/tzdb.cc +++ b/libstdc++-v3/src/c++20/tzdb.cc @@ -1013,9 +1013,12 @@ namespace std::chrono string zoneinfo_dir() { +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Waddress" static const string dir = __gnu_cxx::zoneinfo_dir_override ? __gnu_cxx::zoneinfo_dir_override() : _GLIBCXX_ZONEINFO_DIR; +#pragma GCC diagnostic pop return dir; }
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