https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 82565, which changed state.
Bug 82565 Summary: [7 Regression] Concept and lambda return type deduction cause compilation to crash with "mmap: Cannot allocate memory" https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82565 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED