<div dir="ltr"><div class="gmail_extra">I'll create a reduced reproducer, but it'll take some time because GCC is quite cryptic about the instantiation stack.</div><div class="gmail_extra"><br></div><div class="gmail_extra">if you want many instances within the libc++ build simply revert this commit and build with a new GCC.</div><div class="gmail_extra"><br></div><div class="gmail_extra">/Eric</div></div>