--- a/libstdc++-v3/src/c++17/floating_from_chars.cc
+++ b/libstdc++-v3/src/c++17/floating_from_chars.cc
@@ -495,10 +495,16 @@
 from_chars(const char* first, const char* last, __ieee128& value,
          chars_format fmt) noexcept
 {
+  errc ec = errc::invalid_argument;
+#if _GLIBCXX_USE_CXX11_ABI
   buffer_resource mr;
   pmr::string buf(&mr);
+#else
+  string buf;
+  if (!reserve_string(buf))
+    return make_result(first, 0, {}, ec);
+#endif
   size_t len = 0;
-  errc ec = errc::invalid_argument;
   __try
     {
       if (const char* pat = pattern(first, last, fmt, buf)) [[likely]]
get'>
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<div class='path'>path: <a href='/guix/log/?id=319635c0f473da3de5dd47f57037e7deaa3ab21e'>root</a>/<a href='/guix/log/gnu?id=319635c0f473da3de5dd47f57037e7deaa3ab21e'>gnu</a>/<a href='/guix/log/gnu/packages?id=319635c0f473da3de5dd47f57037e7deaa3ab21e'>packages</a>/<a href='/guix/log/gnu/packages/weather.scm?id=319635c0f473da3de5dd47f57037e7deaa3ab21e'>weather.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/weather.scm?id=319635c0f473da3de5dd47f57037e7deaa3ab21e&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2024-04-06 13:14:43 +0100'>2024-04-06</span></td><td><a href='/guix/commit/gnu/packages/weather.scm?id=5abebf71e91d16947d1ade8d4b97a76fc06e2be3'>gnu: go-github-com-mattn-go-runewidth: Move to golang-xyz.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/golang.scm (go-github-com-mattn-go-runewidth): Move from
here ...
* gnu/packages/golang-xyz.scm: ... to here.

* gnu/packages/check.scm: Add (gnu packages golang-xyz) module.
* gnu/packages/disk.scm: Likewise.
* gnu/packages/messaging.scm: Likewise.
* gnu/packages/time.scm: Likewise.
* gnu/packages/weather.scm: Likewise.

Change-Id: I80f8b4c31c0fd8fee7c190a7740513ee139646d4
</span></span></td><td>Sharlatan Hellseher</td></tr>
<tr><td><span title='2024-03-17 14:53:47 +0100'>2024-03-17</span></td><td><a href='/guix/commit/gnu/packages/weather.scm?id=592d4fe528fa30babb8fbab435934d1c85d0e94e'>gnu: wego: Update to 2.2.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/weather.scm (wego): Update to 2.2.

Change-Id: Idad62f239c16126e28ba37634246363677fee824
</span></span></td><td>Nicolas Goaziou</td></tr>
<tr><td><span title='2024-02-13 14:19:05 +0000'>2024-02-13</span></td><td><a href='/guix/commit/gnu/packages/weather.scm?id=a4aac98bbb6e6475ba7e35ad0eb82d861e483709'>gnu: go-golang-org-x-sys: Move to golang-build.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/golang.scm (go-golang-org-x-sys): Move
from here ...
* gnu/packages/golang-build.scm: ... to here.

* gnu/packages/curl.scm: Add (gnu packages golang-build) module.
* gnu/packages/databases.scm: As above.
* gnu/packages/docker.scm: As above.
* gnu/packages/golang-build.scm: As above.
* gnu/packages/golang.scm: As above.
* gnu/packages/irc.scm: As above.
* gnu/packages/linux.scm: As above.
* gnu/packages/password-utils.scm: As above.
* gnu/packages/syncthing.scm: As above.
* gnu/packages/textutils.scm: As above.
* gnu/packages/vpn.scm: As above.
* gnu/packages/weather.scm: As above.
* gnu/packages/web.scm: As above.

Change-Id: I161e89cacb9aa87b4fbb643ecd9ad32cfe49c9d7
</span></span></td><td>Sharlatan Hellseher</td></tr>