sysconf(_SC_NPROCESSORS_{CONF,ONLN}) cannot be used on most platforms as they allocate memory.

--------------------- sanitizer_common.h

Performance-critical, must be in the header.

FIXME: implement on this platform.

Can't declare pure virtual functions in sanitizer runtimes: __cxa_pure_virtual might be unavailable. Use UNIMPLEMENTED() instead.

Should be guarded by ThreadRegistryLock.

On Fuchsia, we can intercept _Exit gracefully, and return a failing exit code if required at that point. Calling Die() here is undefined behavior and

While calling Die() here is undefined behavior and can potentially cause race conditions, it isn't possible to intercept exit on linux, so we have no

While calling Die() here is undefined behavior and can potentially cause race conditions, it isn't possible to intercept exit on Emscripten, so we hav