https://bugs.llvm.org/show_bug.cgi?id=28816
John Brawn <john.br...@arm.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |INVALID
Status|NEW |RESOLVED
--- Comment #1 from John Brawn <john.br...@arm.com> ---
"template<int n> int var" is actually a definition of a template variable (with
an implicit initialization to zero), so the compiler's behaviour here is fine.
If you do "template<int n> extern int var" then that _is_ a declaration, and in
that case we get the error
tmp.cpp:2:14: error: explicit instantiation of undefined variable template
'var<0>'
template int var<0>;
^
tmp.cpp:1:28: note: explicit instantiation refers here
template<int n> extern int var;
^
1 error generated.
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