Except there is, only among GC-haters there is not.
People forget there isn't ONE GC, rather several of possible implementations depending on the use case.
Java Real-Time GC implementations are quite capable to power weapon targeting systems in the battlefield, where a failure causes the wrong side to die.
> Aonix PERC Ultra Virtual Machine supports Lockheed Martin's Java components in Aegis Weapon System aboard guided missile cruiser USS Bunker Hill
https://www.militaryaerospace.com/computers/article/16724324...
> Thales Air Systems Selects Aonix PERC Ultra For Java Execution on Ground Radar Systems
https://vita.militaryembedded.com/5922-thales-execution-grou...
Aonix is nowadays owned by PTC, and there are other companies in the field offering similar implementations.
Look, when someone says "There's no thing that could handle A,B,C, and D at the same time", answering "But there's one handling B" is not very convincing.
(Also, what's with this stupid "hater" thing, it's garbage collection we're talking about, not war crimes)