cplusplus/draft — pull request #334 by jacobsa (2014-06-20 00:30:51+00:00)
Title: Made the declarations in Table 28 use a distinct variable name.

Table 27 in [allocator.requirements] defines variables a and a1 to have
type X&, so it doesn't make sense to re-use those names in Table 28 when
declaring a new variable of type X. Instead, use a name not used
elsewhere.