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[gdb/build] Use move capture in gdb_demangle

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Use move capture in gdb_demangle when compiling for c++14 or higher, to save a
std::string copy.

Tested on x86_64-linux.

Reported-By: Tom Tromey <tom@tromey.com>
Approved-By: Tom Tromey <tom@tromey.com>
This commit is contained in:
Tom de Vries 2023-08-09 00:58:29 +02:00
parent e3b6618719
commit 7570a17cbb
1 changed files with 7 additions and 1 deletions
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8
gdb/cp-support.c
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@ -1656,7 +1656,13 @@ gdb_demangle (const char *name, int options)
we might be in a background thread. Instead, arrange for
the reporting to happen on the main thread. */
std::string copy = name;
run_on_main_thread ([=] ()
run_on_main_thread ([
#if __cplusplus >= 201402L
=, copy = std::move (copy)
#else
=
#endif
] ()
{
report_failed_demangle (copy.c_str (), core_dump_allowed,
crash_signal);