This is an unofficial snapshot of the ISO/IEC JTC1 SC22 WG21 Core Issues List revision 115d. See http://www.open-std.org/jtc1/sc22/wg21/ for the official list.

2024-10-26

1112. constexpr variables should have internal linkage like const

[Voted into the WP at the November, 2010 meeting.]

One of the critieria for giving a name internal linkage is “a variable that is explicitly declared const and neither explicitly declared extern nor previously declared to have external linkage.” This should presumably apply to variables declared constexpr as well.

Proposed resolution (August, 2010):

Change 6.6 [basic.link] bullet 3.2 as follows:

• a variable that is explicitly declared const or constexpr and neither explicitly declared extern nor previously declared to have external linkage; or