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Remove TranslationUnit's HasBuiltinModuleAccess field.

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This information is important when a SourceFile is created, and never
again after that.

Swift SVN r9240
This commit is contained in:
Jordan Rose
2013-10-12 00:08:04 +00:00
parent 8b6b9b7965
commit ce612d3231
6 changed files with 35 additions and 33 deletions
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27
lib/AST/Module.cpp
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@@ -1093,6 +1093,33 @@ bool TranslationUnit::walk(ASTWalker &Walker) {
return MainSourceFile->walk(Walker);
}
static void performAutoImport(SourceFile &SF, bool hasBuiltinModuleAccess) {
if (SF.Kind == SourceFile::SIL)
return;
// If we're building the standard library, import the magic Builtin module,
// otherwise, import the standard library.
Module *M;
if (hasBuiltinModuleAccess)
M = SF.TU.Ctx.TheBuiltinModule;
else
M = SF.TU.Ctx.getModule({ {SF.TU.Ctx.StdlibModuleName, SourceLoc()} });
if (!M)
return;
// FIXME: These will be the same for most source files, but we copy them
// over and over again.
auto Import = std::make_pair(Module::ImportedModule({}, M), false);
SF.setImports(SF.TU.Ctx.AllocateCopy(llvm::makeArrayRef(Import)));
}
SourceFile::SourceFile(TranslationUnit &tu, SourceKind K,
Optional<unsigned> ImportID, bool hasBuiltinModuleAccess)
: ImportBufferID(ImportID ? *ImportID : -1), TU(tu), Kind(K) {
performAutoImport(*this, hasBuiltinModuleAccess);
}
bool SourceFile::walk(ASTWalker &walker) {
llvm::SaveAndRestore<ASTWalker::ParentTy> SAR(walker.Parent, &TU);
for (Decl *D : Decls) {