Arthur Eubanks 295172ef51 [OpaquePtr][LLParser] Automatically detect opaque pointers in .ll files
This allows us to not have to specify -opaque-pointers when updating
IR tests from typed pointers to opaque pointers.

We detect opaque pointers in .ll files by looking for relevant tokens,
either "ptr" or "*".

Reviewed By: #opaque-pointers, nikic

Differential Revision: https://reviews.llvm.org/D119482
2022-03-17 08:37:18 -07:00
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