prvalueとは 意味・読み方・使い方

発音

• (Received Pronunciation) IPA: /piːˈɑː.væl.juː/
• (General American) IPA: /piˈɑɹ.væl.ju/

名詞

prvalue (plural prvalues)

1. (programming) An rvalue that is not an xvalue.
   • 2010 March 12, William M. Miller, “A Taxonomy of Expression Value Categories”, in C++ Standards Committee Papers‎, page 3:

     Together, prvalues and xvalues are called “rvalues,” reflecting the use of that term in the library clauses and the intended uses in reference binding, overload resolution, and template argument deduction.

   • 2010 April, Bjarne Stroustrup, “"New" Value Terminology”, in stroustrup.com‎, page 4:

     In Pittsburgh (and a few places later), I had the opportunity to explain this terminology to several people. It can be done in a few minutes. I think it has prvalue (Groan!).

   • 2020, Roger Villela, “Working with Lvalue and Rvalue References”, in Introducing Mechanisms and APIs for Memory Management: Using Windows OS Native Runtime APIs, Apress, →DOI, →ISBN, page 158:

     If the expression is categorized as an rvalue, the next evaluation can categorize it as a prvalue or xvalue.

参照

Further reading

• Miller, William M. (12 March 2010), “A Taxonomy of Expression Value Categories”, in C++ Standards Committee Papers‎