kparzysz added inline comments.
================
Comment at: lib/CodeGen/CGExpr.cpp:1436
+ if (BaseInfo.getMayAlias())
+ TBAAInfo = CGM.getTBAAInfo(getContext().CharTy);
llvm::MDNode *TBAAPath = CGM.getTBAAStructTagInfo(TBAABaseType, TBAAInfo,
----------------
rjmccall wrote:
> Hmm. Should we be constructing a struct-path TBAA at all if the base may
> alias, as opposed to just using 'char'?
I did that and got a verifier error: "Old-style TBAA is no longer allowed, use
struct-path TBAA instead. fatal error: error in backend: Broken function found,
compilation aborted!"
Repository:
rL LLVM
https://reviews.llvm.org/D33328
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