GBuella added a comment.

In https://reviews.llvm.org/D46541#1106743, @craig.topper wrote:

> I think you can pass StringRef(F).substr(1). That won't create a temporary 
> string. It will just create a StringRef pointing into the middle of an 
> existing std::string stored in the parsed attributes.


Yes, that seems to work.


https://reviews.llvm.org/D46541



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