[Bug libgcc/91737] On Alpine Linux (libmusl) a statically linked C++ program which throws the first exception in two threads at the same time can busy spin on shutdown after main().

[nsz at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91737

nsz at gcc dot gnu.org changed:

           What    |Removed                     |Added
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   Target Milestone|---                         |10.0

--- Comment #6 from nsz at gcc dot gnu.org ---
fixed in r278399 for gcc-10