LLVM 8

[robdockins]

LLVM 8 is now out, and things seem to have shifted on us again. Attempting to parse the output of a bitcode file produced via LLVM 8.0.0 results in the following. It seems at least some changes/additions have occurred in the metadata formats.

Invalid record size: 7
Expected one of: [6]
Are you sure you're using a supported version of LLVM/Clang?
Check here: https://github.com/GaloisInc/llvm-pretty-bc-parser

from:
        METADATA_BASIC_TYPE
        METADATA_BLOCK
        METADATA_BLOCK_ID
        value symbol table
        MODULE_BLOCK
        Bitstream