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ptrtointmarker
2014 Apr 01
2
[LLVMdev] LLVM is doing something a bit weird in this example (which messes up DSA)
Thanks for your help John...
Yup, I looked at Local.cpp even before I fired off my question to the
mailing list.
Take a peek here at line 464:
https://github.com/llvm-mirror/poolalloc/blob/master/lib/DSA/Local.cpp
Based on my understanding of this line, if AtomicCmpXchgInst does not
return a pointer type, nothing gets merged. And in the example I
posted, a pointer value is indeed not returned