david-arm added inline comments.

================
Comment at: clang/lib/CodeGen/CGLoopInfo.cpp:751-753
+          // they effectively want vectorization disabled. We leave the
+          // scalable flag unspecified in this case to avoid setting the
+          // vectorize.enable flag later on.
----------------
sdesmalen wrote:
> is that not something to fix in the code that conditionally sets 
> vectorize.enable later on instead of working around it here?
I did originally try to do that, but I had trouble with it and found it broke 
other places too. It ended up being simpler to fix it here, but I can play 
around with it again. Even if this is still the simplest solution I can come 
back with a more detailed explanation at least!


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D89031/new/

https://reviews.llvm.org/D89031

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