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focusing on the scope- and qualifier-related semantic requirements in
C++ [temp.explicit]p2.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84154 91177308-0d34-0410-b5e6-96231b3b80d8
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template, introduce that member function into the template
instantiation stack. Also, add diagnostics showing the member function
within the instantiation stack and clean up the qualified-name
printing so that we get something like:
note: in instantiation of member function 'Switch1<int, 2, 2>::f'
requested here
in the template instantiation backtrace.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72015 91177308-0d34-0410-b5e6-96231b3b80d8
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template<typename T>
struct X {
struct Inner;
};
template struct X<int>::Inner;
This change is larger than it looks because it also fixes some
a problem with nested-name-specifiers and tags. We weren't requiring
the DeclContext associated with the scope specifier of a tag to be
complete. Therefore, when looking for something like "struct
X<int>::Inner", we weren't instantiating X<int>.
This, naturally, uncovered a problem with member pointers, where we
were requiring the left-hand side of a member pointer access
expression (e.g., x->*) to be a complete type. However, this is wrong:
the semantics of this expression does not require a complete type (EDG
agrees).
Stuart vouched for me. Blame him.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71756 91177308-0d34-0410-b5e6-96231b3b80d8
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of class members (recursively). Only member classes are actually
instantiated; the instantiation logic for member functions and
variables are just stubs.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71713 91177308-0d34-0410-b5e6-96231b3b80d8
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templates. In particular:
- An explicit instantiation can follow an implicit instantiation (we
were improperly diagnosing this as an error, previously).
- In C++0x, an explicit instantiation that follows an explicit
specialization of the same template specialization is ignored. In
C++98, we just emit an extension warning.
- In C++0x, an explicit instantiation must be in a namespace
enclosing the original template. C++98 has no such requirement.
Also, fixed a longstanding FIXME regarding the integral type that is
used for the size of a constant array type when it is being instantiated.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71689 91177308-0d34-0410-b5e6-96231b3b80d8
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still aren't instantiating the definitions of class template members,
and core issues 275 and 259 will both affect the checking that we do
for explicit instantiations (but are not yet implemented).
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71613 91177308-0d34-0410-b5e6-96231b3b80d8
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template class X<int>;
This also cleans up the propagation of template information through
declaration parsing, which is used to improve some diagnostics.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71608 91177308-0d34-0410-b5e6-96231b3b80d8
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