[llvm] [Offload] Erase entries from JIT cache when program is destroyed (PR #148847)

[Joseph Huber via llvm-commits]

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@@ -854,6 +854,9 @@ Error GenericDeviceTy::unloadBinary(DeviceImageTy *Image) {
       return Err;
   }
 
+  if (Image->getTgtImageBitcode())
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jhuber6 wrote:

I forget how this works, we have the image passed in by the user and the one created by the backend right? I'm wondering if we should just check the magic bytes there.

https://github.com/llvm/llvm-project/pull/148847