Vendor import of clang trunk r256633:

https://llvm.org/svn/llvm-project/cfe/trunk@256633

1 files changed, 19 insertions, 12 deletions

diff --git a/lib/AST/ExternalASTSource.cpp b/lib/AST/ExternalASTSource.cpp
index 1c82c35..e3de8c5 100644
--- a/lib/AST/ExternalASTSource.cpp
+++ b/lib/AST/ExternalASTSource.cpp
@@ -16,6 +16,7 @@
 #include "clang/AST/ExternalASTSource.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/DeclarationName.h"
+#include "clang/Basic/Module.h"
 #include "llvm/Support/ErrorHandling.h"
 
 using namespace clang;
@@ -27,9 +28,19 @@ ExternalASTSource::getSourceDescriptor(unsigned ID) {
   return None;
 }
 
-ExternalASTSource::ASTSourceDescriptor
-ExternalASTSource::getSourceDescriptor(const Module &M) {
-  return ASTSourceDescriptor();
+ExternalASTSource::ASTSourceDescriptor::ASTSourceDescriptor(const Module &M)
+  : Signature(M.Signature), ClangModule(&M) {
+  if (M.Directory)
+    Path = M.Directory->getName();
+  if (auto *File = M.getASTFile())
+    ASTFile = File->getName();
+}
+
+std::string ExternalASTSource::ASTSourceDescriptor::getModuleName() const {
+  if (ClangModule)
+    return ClangModule->Name;
+  else
+    return PCHModuleName;
 }
 
 void ExternalASTSource::FindFileRegionDecls(FileID File, unsigned Offset,
@@ -92,17 +103,13 @@ ExternalASTSource::FindExternalVisibleDeclsByName(const DeclContext *DC,
   return false;
 }
 
-void ExternalASTSource::completeVisibleDeclsMap(const DeclContext *DC) {
-}
+void ExternalASTSource::completeVisibleDeclsMap(const DeclContext *DC) {}
 
-ExternalLoadResult
-ExternalASTSource::FindExternalLexicalDecls(const DeclContext *DC,
-                                            bool (*isKindWeWant)(Decl::Kind),
-                                         SmallVectorImpl<Decl*> &Result) {
-  return ELR_AlreadyLoaded;
-}
+void ExternalASTSource::FindExternalLexicalDecls(
+    const DeclContext *DC, llvm::function_ref<bool(Decl::Kind)> IsKindWeWant,
+    SmallVectorImpl<Decl *> &Result) {}
 
-void ExternalASTSource::getMemoryBufferSizes(MemoryBufferSizes &sizes) const { }
+void ExternalASTSource::getMemoryBufferSizes(MemoryBufferSizes &sizes) const {}
 
 uint32_t ExternalASTSource::incrementGeneration(ASTContext &C) {
   uint32_t OldGeneration = CurrentGeneration;