[PCH] When loading the decls linked to an identifier, also make them visible
in the translation unit.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139358 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/ASTReader.cpp b/lib/Serialization/ASTReader.cpp
index e574e25..1f02d3c 100644
--- a/lib/Serialization/ASTReader.cpp
+++ b/lib/Serialization/ASTReader.cpp
@@ -4841,8 +4841,16 @@
return;
}
+ ASTContext &Ctx = *getContext();
for (unsigned I = 0, N = DeclIDs.size(); I != N; ++I) {
NamedDecl *D = cast<NamedDecl>(GetDecl(DeclIDs[I]));
+
+ // In C++, translation unit's visible decls map gets emitted in the AST
+ // file, but not on C; make the decl visible so it can be looked up.
+ if (!Ctx.getLangOptions().CPlusPlus)
+ SetExternalVisibleDeclsForName(Ctx.getTranslationUnitDecl(),
+ DeclarationName(II), D);
+
if (SemaObj) {
if (SemaObj->TUScope) {
// Introduce this declaration into the translation-unit scope