[llvm] [BPF] Strip map struct names (PR #164851)

[Tamir Duberstein via llvm-commits]

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@@ -23,7 +23,7 @@
 ; CHECK-BTF-NEXT: [2] STRUCT 'key_type' size=4 vlen=1
 ; CHECK-BTF-NEXT:         'a1' type_id=3 bits_offset=0
 ; CHECK-BTF-NEXT: [3] INT 'int' size=4 bits_offset=0 nr_bits=32 encoding=SIGNED
-; CHECK-BTF-NEXT: [4] STRUCT 'map_type' size=8 vlen=1
+; CHECK-BTF-NEXT: [4] STRUCT '(anon)' size=8 vlen=1
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tamird wrote:

does this (and the diffs in `map-def-3.ll` and `map-def.ll`) mean that this snippet would have been rejected by the kernel?

https://github.com/llvm/llvm-project/pull/164851