Fix C++ PCH issue.
The canonical FunctionTemplateDecl contains the specializations but we cannot use getCanonicalDecl on Template because it may still be initializing.
Write and read it from PCH.
Fixes http://llvm.org/PR8134
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@113744 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/ASTWriterDecl.cpp b/lib/Serialization/ASTWriterDecl.cpp
index 3f990e7..7697466 100644
--- a/lib/Serialization/ASTWriterDecl.cpp
+++ b/lib/Serialization/ASTWriterDecl.cpp
@@ -257,6 +257,12 @@
}
Writer.AddSourceLocation(FTSInfo->getPointOfInstantiation(), Record);
+
+ if (D->isCanonicalDecl()) {
+ // Write the template that contains the specializations set. We will
+ // add a FunctionTemplateSpecializationInfo to it when reading.
+ Writer.AddDeclRef(FTSInfo->getTemplate()->getCanonicalDecl(), Record);
+ }
break;
}
case FunctionDecl::TK_DependentFunctionTemplateSpecialization: {