diff options
Diffstat (limited to 'clang/include/clang')
| -rw-r--r-- | clang/include/clang/AST/DeclTemplate.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/clang/include/clang/AST/DeclTemplate.h b/clang/include/clang/AST/DeclTemplate.h index 9c20969c1f5..eaadc8132af 100644 --- a/clang/include/clang/AST/DeclTemplate.h +++ b/clang/include/clang/AST/DeclTemplate.h @@ -771,9 +771,20 @@ protected: /// \brief Data that is common to all of the declarations of a given /// function template. struct Common : CommonBase { + Common() : InjectedArgs(0) { } + /// \brief The function template specializations for this function /// template, including explicit specializations and instantiations. llvm::FoldingSet<FunctionTemplateSpecializationInfo> Specializations; + + /// \brief The set of "injected" template arguments used within this + /// function template. + /// + /// This pointer refers to the template arguments (there are as + /// many template arguments as template parameaters) for the function + /// template, and is allocated lazily, since most function templates do not + /// require the use of this information. + TemplateArgument *InjectedArgs; }; FunctionTemplateDecl(DeclContext *DC, SourceLocation L, DeclarationName Name, @@ -844,6 +855,15 @@ public: return makeSpecIterator(getSpecializations(), true); } + /// \brief Retrieve the "injected" template arguments that correspond to the + /// template parameters of this function template. + /// + /// Although the C++ standard has no notion of the "injected" template + /// arguments for a function template, the notion is convenient when + /// we need to perform substitutions inside the definition of a function + /// template. + std::pair<const TemplateArgument *, unsigned> getInjectedTemplateArgs(); + /// \brief Create a function template node. static FunctionTemplateDecl *Create(ASTContext &C, DeclContext *DC, SourceLocation L, |
