Keep track of function template specializations, to eliminate
redundant, implicit instantiations of function templates and provide a
place where we can hang function template specializations.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@74454 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index 86b5817..7683d5a 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -1806,6 +1806,12 @@
return const_cast<FunctionDecl *>(Function);
}
+ if (FunctionTemplateDecl *FunTmpl = dyn_cast<FunctionTemplateDecl>(D)) {
+ while (FunTmpl->getPreviousDeclaration())
+ FunTmpl = FunTmpl->getPreviousDeclaration();
+ return FunTmpl;
+ }
+
if (const VarDecl *Var = dyn_cast<VarDecl>(D)) {
while (Var->getPreviousDeclaration())
Var = Var->getPreviousDeclaration();