Author: rsmith
Date: Thu Aug 25 19:14:38 2016
New Revision: 279794
URL: http://llvm.org/viewvc/llvm-project?rev=279794&view=rev
Log:
C++ Modules TS: add frontend support for building pcm files from module
interface files. At the moment, all declarations (and no macros) are exported,
and 'export' declarations are not supported yet.
Added:
cfe/trunk/test/Parser/cxx-modules-interface.cppm
Modified:
cfe/trunk/include/clang/Basic/DiagnosticFrontendKinds.td
cfe/trunk/include/clang/Basic/DiagnosticParseKinds.td
cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td
cfe/trunk/include/clang/Basic/LangOptions.def
cfe/trunk/include/clang/Basic/LangOptions.h
cfe/trunk/include/clang/Driver/CC1Options.td
cfe/trunk/include/clang/Frontend/FrontendActions.h
cfe/trunk/include/clang/Frontend/FrontendOptions.h
cfe/trunk/include/clang/Lex/ModuleMap.h
cfe/trunk/lib/Frontend/ASTUnit.cpp
cfe/trunk/lib/Frontend/CompilerInstance.cpp
cfe/trunk/lib/Frontend/CompilerInvocation.cpp
cfe/trunk/lib/Frontend/FrontendActions.cpp
cfe/trunk/lib/Frontend/FrontendOptions.cpp
cfe/trunk/lib/FrontendTool/ExecuteCompilerInvocation.cpp
cfe/trunk/lib/Lex/ModuleMap.cpp
cfe/trunk/lib/Lex/PPLexerChange.cpp
cfe/trunk/lib/Lex/PPMacroExpansion.cpp
cfe/trunk/lib/Lex/Preprocessor.cpp
cfe/trunk/lib/Parse/ParseAST.cpp
cfe/trunk/lib/Parse/Parser.cpp
cfe/trunk/lib/Sema/SemaDecl.cpp
cfe/trunk/lib/Sema/SemaDeclObjC.cpp
cfe/trunk/lib/Serialization/GeneratePCH.cpp
cfe/trunk/test/Parser/cxx-modules-import.cpp
cfe/trunk/test/lit.cfg
Modified: cfe/trunk/include/clang/Basic/DiagnosticFrontendKinds.td
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/DiagnosticFrontendKinds.td?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/DiagnosticFrontendKinds.td (original)
+++ cfe/trunk/include/clang/Basic/DiagnosticFrontendKinds.td Thu Aug 25
19:14:38 2016
@@ -174,6 +174,8 @@ def warn_incompatible_analyzer_plugin_ap
def note_incompatible_analyzer_plugin_api : Note<
"current API version is '%0', but plugin was compiled with version '%1'">;
+def err_module_interface_requires_modules_ts : Error<
+ "module interface compilation requires '-fmodules-ts'">;
def warn_module_config_mismatch : Warning<
"module file %0 cannot be loaded due to a configuration mismatch with the
current "
"compilation">, InGroup<DiagGroup<"module-file-config-mismatch">>,
DefaultError;
@@ -217,4 +219,4 @@ def err_invalid_vfs_overlay : Error<
def warn_option_invalid_ocl_version : Warning<
"OpenCL version %0 does not support the option '%1'">, InGroup<Deprecated>;
-}
\ No newline at end of file
+}
Modified: cfe/trunk/include/clang/Basic/DiagnosticParseKinds.td
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/DiagnosticParseKinds.td?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/DiagnosticParseKinds.td (original)
+++ cfe/trunk/include/clang/Basic/DiagnosticParseKinds.td Thu Aug 25 19:14:38
2016
@@ -1021,6 +1021,10 @@ def warn_pragma_unroll_cuda_value_in_par
} // end of Parse Issue category.
let CategoryName = "Modules Issue" in {
+def err_expected_module_interface_decl : Error<
+ "expected module declaration at start of module interface">;
+def err_unexpected_module_decl : Error<
+ "module declaration must be the first declaration in the translation unit">;
def err_module_expected_ident : Error<
"expected a module name after module%select{| import}0">;
def err_unexpected_module_kind : Error<
Modified: cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td (original)
+++ cfe/trunk/include/clang/Basic/DiagnosticSemaKinds.td Thu Aug 25 19:14:38
2016
@@ -8467,6 +8467,10 @@ def err_module_interface_implementation_
"found while %select{not |not |}0building module interface">;
def err_current_module_name_mismatch : Error<
"module name '%0' specified on command line does not match name of module">;
+def err_module_redefinition : Error<
+ "redefinition of module '%0'">;
+def note_prev_module_definition : Note<"previously defined here">;
+def note_prev_module_definition_from_ast_file : Note<"module loaded from
'%0'">;
def err_module_private_specialization : Error<
"%select{template|partial|member}0 specialization cannot be "
"declared __module_private__">;
Modified: cfe/trunk/include/clang/Basic/LangOptions.def
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/LangOptions.def?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/LangOptions.def (original)
+++ cfe/trunk/include/clang/Basic/LangOptions.def Thu Aug 25 19:14:38 2016
@@ -142,8 +142,9 @@ BENIGN_LANGOPT(EmitAllDecls , 1, 0,
LANGOPT(MathErrno , 1, 1, "errno in math functions")
BENIGN_LANGOPT(HeinousExtensions , 1, 0, "extensions that we really don't like
and may be ripped out at any time")
LANGOPT(Modules , 1, 0, "modules extension to C")
-LANGOPT(ModulesTS , 1, 0, "C++ Modules TS")
-BENIGN_LANGOPT(CompilingModule, 1, 0, "compiling a module interface")
+COMPATIBLE_LANGOPT(ModulesTS , 1, 0, "C++ Modules TS")
+BENIGN_ENUM_LANGOPT(CompilingModule, CompilingModuleKind, 2, CMK_None,
+ "compiling a module interface")
COMPATIBLE_LANGOPT(ModulesDeclUse , 1, 0, "require declaration of module
uses")
BENIGN_LANGOPT(ModulesSearchAll , 1, 1, "searching even non-imported modules
to find unresolved references")
COMPATIBLE_LANGOPT(ModulesStrictDeclUse, 1, 0, "requiring declaration of
module uses and all headers to be in modules")
Modified: cfe/trunk/include/clang/Basic/LangOptions.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/LangOptions.h?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/LangOptions.h (original)
+++ cfe/trunk/include/clang/Basic/LangOptions.h Thu Aug 25 19:14:38 2016
@@ -58,6 +58,12 @@ public:
SOB_Trapping // -ftrapv
};
+ enum CompilingModuleKind {
+ CMK_None, ///< Not compiling a module interface at all.
+ CMK_ModuleMap, ///< Compiling a module from a module map.
+ CMK_ModuleInterface ///< Compiling a C++ modules TS module interface unit.
+ };
+
enum PragmaMSPointersToMembersKind {
PPTMK_BestCase,
PPTMK_FullGeneralitySingleInheritance,
@@ -134,7 +140,12 @@ public:
Type get##Name() const { return static_cast<Type>(Name); } \
void set##Name(Type Value) { Name = static_cast<unsigned>(Value); }
#include "clang/Basic/LangOptions.def"
-
+
+ /// Are we compiling a module interface (.cppm or module map)?
+ bool isCompilingModule() const {
+ return getCompilingModule() != CMK_None;
+ }
+
bool isSignedOverflowDefined() const {
return getSignedOverflowBehavior() == SOB_Defined;
}
Modified: cfe/trunk/include/clang/Driver/CC1Options.td
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/CC1Options.td?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Driver/CC1Options.td (original)
+++ cfe/trunk/include/clang/Driver/CC1Options.td Thu Aug 25 19:14:38 2016
@@ -459,6 +459,8 @@ def print_decl_contexts : Flag<["-"], "p
HelpText<"Print DeclContexts and their Decls">;
def emit_module : Flag<["-"], "emit-module">,
HelpText<"Generate pre-compiled module file from a module map">;
+def emit_module_interface : Flag<["-"], "emit-module-interface">,
+ HelpText<"Generate pre-compiled module file from a C++ module interface">;
def emit_pth : Flag<["-"], "emit-pth">,
HelpText<"Generate pre-tokenized header file">;
def emit_pch : Flag<["-"], "emit-pch">,
Modified: cfe/trunk/include/clang/Frontend/FrontendActions.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/FrontendActions.h?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/FrontendActions.h (original)
+++ cfe/trunk/include/clang/Frontend/FrontendActions.h Thu Aug 25 19:14:38 2016
@@ -91,11 +91,12 @@ public:
};
class GenerateModuleAction : public ASTFrontendAction {
- clang::Module *Module;
- const FileEntry *ModuleMapForUniquing;
- bool IsSystem;
-
+ virtual std::unique_ptr<raw_pwrite_stream>
+ CreateOutputFile(CompilerInstance &CI, StringRef InFile) = 0;
+
protected:
+ bool BeginSourceFileAction(CompilerInstance &CI, StringRef Filename)
override;
+
std::unique_ptr<ASTConsumer> CreateASTConsumer(CompilerInstance &CI,
StringRef InFile) override;
@@ -104,22 +105,31 @@ protected:
}
bool hasASTFileSupport() const override { return false; }
+};
+
+class GenerateModuleFromModuleMapAction : public GenerateModuleAction {
+ clang::Module *Module = nullptr;
+ const FileEntry *ModuleMapForUniquing = nullptr;
+ bool IsSystem = false;
+
+private:
+ bool BeginSourceFileAction(CompilerInstance &CI, StringRef Filename)
override;
+
+ std::unique_ptr<raw_pwrite_stream>
+ CreateOutputFile(CompilerInstance &CI, StringRef InFile) override;
public:
- GenerateModuleAction(const FileEntry *ModuleMap = nullptr,
- bool IsSystem = false)
- : ASTFrontendAction(), ModuleMapForUniquing(ModuleMap), IsSystem(IsSystem)
- { }
+ GenerateModuleFromModuleMapAction() {}
+ GenerateModuleFromModuleMapAction(const FileEntry *ModuleMap, bool IsSystem)
+ : ModuleMapForUniquing(ModuleMap), IsSystem(IsSystem) {}
+};
+class GenerateModuleInterfaceAction : public GenerateModuleAction {
+private:
bool BeginSourceFileAction(CompilerInstance &CI, StringRef Filename)
override;
- /// \brief Compute the AST consumer arguments that will be used to
- /// create the PCHGenerator instance returned by CreateASTConsumer.
- ///
- /// \returns true if an error occurred, false otherwise.
std::unique_ptr<raw_pwrite_stream>
- ComputeASTConsumerArguments(CompilerInstance &CI, StringRef InFile,
- std::string &Sysroot, std::string &OutputFile);
+ CreateOutputFile(CompilerInstance &CI, StringRef InFile) override;
};
class SyntaxOnlyAction : public ASTFrontendAction {
Modified: cfe/trunk/include/clang/Frontend/FrontendOptions.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Frontend/FrontendOptions.h?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Frontend/FrontendOptions.h (original)
+++ cfe/trunk/include/clang/Frontend/FrontendOptions.h Thu Aug 25 19:14:38 2016
@@ -40,7 +40,9 @@ namespace frontend {
EmitCodeGenOnly, ///< Generate machine code, but don't emit
anything.
EmitObj, ///< Emit a .o file.
FixIt, ///< Parse and apply any fixits to the source.
- GenerateModule, ///< Generate pre-compiled module.
+ GenerateModule, ///< Generate pre-compiled module from a module
map.
+ GenerateModuleInterface,///< Generate pre-compiled module from a C++ module
+ ///< interface file.
GeneratePCH, ///< Generate pre-compiled header.
GeneratePTH, ///< Generate pre-tokenized header.
InitOnly, ///< Only execute frontend initialization.
Modified: cfe/trunk/include/clang/Lex/ModuleMap.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Lex/ModuleMap.h?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/include/clang/Lex/ModuleMap.h (original)
+++ cfe/trunk/include/clang/Lex/ModuleMap.h Thu Aug 25 19:14:38 2016
@@ -402,6 +402,15 @@ public:
bool IsFramework,
bool IsExplicit);
+ /// \brief Create a new module for a C++ Modules TS module interface unit.
+ /// The module must not already exist, and will be configured for the current
+ /// compilation.
+ ///
+ /// Note that this also sets the current module to the newly-created module.
+ ///
+ /// \returns The newly-created module.
+ Module *createModuleForInterfaceUnit(SourceLocation Loc, StringRef Name);
+
/// \brief Infer the contents of a framework module map from the given
/// framework directory.
Module *inferFrameworkModule(const DirectoryEntry *FrameworkDir,
Modified: cfe/trunk/lib/Frontend/ASTUnit.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/ASTUnit.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/ASTUnit.cpp (original)
+++ cfe/trunk/lib/Frontend/ASTUnit.cpp Thu Aug 25 19:14:38 2016
@@ -2825,7 +2825,7 @@ const FileEntry *ASTUnit::getPCHFile() {
}
bool ASTUnit::isModuleFile() {
- return isMainFileAST() && ASTFileLangOpts.CompilingModule;
+ return isMainFileAST() && ASTFileLangOpts.isCompilingModule();
}
void ASTUnit::PreambleData::countLines() const {
Modified: cfe/trunk/lib/Frontend/CompilerInstance.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInstance.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CompilerInstance.cpp (original)
+++ cfe/trunk/lib/Frontend/CompilerInstance.cpp Thu Aug 25 19:14:38 2016
@@ -1026,7 +1026,7 @@ static bool compileModuleImpl(CompilerIn
// Construct a module-generating action. Passing through the module map is
// safe because the FileManager is shared between the compiler instances.
- GenerateModuleAction CreateModuleAction(
+ GenerateModuleFromModuleMapAction CreateModuleAction(
ModMap.getModuleMapFileForUniquing(Module), Module->IsSystem);
ImportingInstance.getDiagnostics().Report(ImportLoc,
Modified: cfe/trunk/lib/Frontend/CompilerInvocation.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInvocation.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CompilerInvocation.cpp (original)
+++ cfe/trunk/lib/Frontend/CompilerInvocation.cpp Thu Aug 25 19:14:38 2016
@@ -1116,6 +1116,8 @@ static InputKind ParseFrontendArgs(Front
Opts.ProgramAction = frontend::FixIt; break;
case OPT_emit_module:
Opts.ProgramAction = frontend::GenerateModule; break;
+ case OPT_emit_module_interface:
+ Opts.ProgramAction = frontend::GenerateModuleInterface; break;
case OPT_emit_pch:
Opts.ProgramAction = frontend::GeneratePCH; break;
case OPT_emit_pth:
@@ -2259,6 +2261,7 @@ static void ParsePreprocessorOutputArgs(
case frontend::EmitObj:
case frontend::FixIt:
case frontend::GenerateModule:
+ case frontend::GenerateModuleInterface:
case frontend::GeneratePCH:
case frontend::GeneratePTH:
case frontend::ParseSyntaxOnly:
Modified: cfe/trunk/lib/Frontend/FrontendActions.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/FrontendActions.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/FrontendActions.cpp (original)
+++ cfe/trunk/lib/Frontend/FrontendActions.cpp Thu Aug 25 19:14:38 2016
@@ -130,13 +130,13 @@ GeneratePCHAction::ComputeASTConsumerArg
std::unique_ptr<ASTConsumer>
GenerateModuleAction::CreateASTConsumer(CompilerInstance &CI,
StringRef InFile) {
- std::string Sysroot;
- std::string OutputFile;
- std::unique_ptr<raw_pwrite_stream> OS =
- ComputeASTConsumerArguments(CI, InFile, Sysroot, OutputFile);
+ std::unique_ptr<raw_pwrite_stream> OS = CreateOutputFile(CI, InFile);
if (!OS)
return nullptr;
+ std::string OutputFile = CI.getFrontendOpts().OutputFile;
+ std::string Sysroot;
+
auto Buffer = std::make_shared<PCHBuffer>();
std::vector<std::unique_ptr<ASTConsumer>> Consumers;
@@ -151,6 +151,23 @@ GenerateModuleAction::CreateASTConsumer(
return llvm::make_unique<MultiplexConsumer>(std::move(Consumers));
}
+bool GenerateModuleAction::BeginSourceFileAction(CompilerInstance &CI,
+ StringRef Filename) {
+ // Set up embedding for any specified files. Do this before we load any
+ // source files, including the primary module map for the compilation.
+ for (const auto &F : CI.getFrontendOpts().ModulesEmbedFiles) {
+ if (const auto *FE = CI.getFileManager().getFile(F, /*openFile*/true))
+ CI.getSourceManager().setFileIsTransient(FE);
+ else
+ CI.getDiagnostics().Report(diag::err_modules_embed_file_not_found) << F;
+ }
+ if (CI.getFrontendOpts().ModulesEmbedAllFiles)
+ CI.getSourceManager().setAllFilesAreTransient(true);
+
+ return true;
+}
+
+
static SmallVectorImpl<char> &
operator+=(SmallVectorImpl<char> &Includes, StringRef RHS) {
Includes.append(RHS.begin(), RHS.end());
@@ -266,9 +283,12 @@ collectModuleHeaderIncludes(const LangOp
return std::error_code();
}
-bool GenerateModuleAction::BeginSourceFileAction(CompilerInstance &CI,
- StringRef Filename) {
- CI.getLangOpts().CompilingModule = true;
+bool GenerateModuleFromModuleMapAction::BeginSourceFileAction(
+ CompilerInstance &CI, StringRef Filename) {
+ CI.getLangOpts().setCompilingModule(LangOptions::CMK_ModuleMap);
+
+ if (!GenerateModuleAction::BeginSourceFileAction(CI, Filename))
+ return false;
// Find the module map file.
const FileEntry *ModuleMap =
@@ -279,17 +299,6 @@ bool GenerateModuleAction::BeginSourceFi
return false;
}
- // Set up embedding for any specified files. Do this before we load any
- // source files, including the primary module map for the compilation.
- for (const auto &F : CI.getFrontendOpts().ModulesEmbedFiles) {
- if (const auto *FE = CI.getFileManager().getFile(F, /*openFile*/true))
- CI.getSourceManager().setFileIsTransient(FE);
- else
- CI.getDiagnostics().Report(diag::err_modules_embed_file_not_found) << F;
- }
- if (CI.getFrontendOpts().ModulesEmbedAllFiles)
- CI.getSourceManager().setAllFilesAreTransient(true);
-
// Parse the module map file.
HeaderSearch &HS = CI.getPreprocessor().getHeaderSearchInfo();
if (HS.loadModuleMapFile(ModuleMap, IsSystem))
@@ -381,10 +390,8 @@ bool GenerateModuleAction::BeginSourceFi
}
std::unique_ptr<raw_pwrite_stream>
-GenerateModuleAction::ComputeASTConsumerArguments(CompilerInstance &CI,
- StringRef InFile,
- std::string &Sysroot,
- std::string &OutputFile) {
+GenerateModuleFromModuleMapAction::CreateOutputFile(CompilerInstance &CI,
+ StringRef InFile) {
// If no output file was provided, figure out where this module would go
// in the module cache.
if (CI.getFrontendOpts().OutputFile.empty()) {
@@ -398,16 +405,28 @@ GenerateModuleAction::ComputeASTConsumer
// We use createOutputFile here because this is exposed via libclang, and we
// must disable the RemoveFileOnSignal behavior.
// We use a temporary to avoid race conditions.
- std::unique_ptr<raw_pwrite_stream> OS =
- CI.createOutputFile(CI.getFrontendOpts().OutputFile, /*Binary=*/true,
- /*RemoveFileOnSignal=*/false, InFile,
- /*Extension=*/"", /*useTemporary=*/true,
- /*CreateMissingDirectories=*/true);
- if (!OS)
- return nullptr;
+ return CI.createOutputFile(CI.getFrontendOpts().OutputFile, /*Binary=*/true,
+ /*RemoveFileOnSignal=*/false, InFile,
+ /*Extension=*/"", /*useTemporary=*/true,
+ /*CreateMissingDirectories=*/true);
+}
- OutputFile = CI.getFrontendOpts().OutputFile;
- return OS;
+bool GenerateModuleInterfaceAction::BeginSourceFileAction(CompilerInstance &CI,
+ StringRef Filename) {
+ if (!CI.getLangOpts().ModulesTS) {
+ CI.getDiagnostics().Report(diag::err_module_interface_requires_modules_ts);
+ return false;
+ }
+
+ CI.getLangOpts().setCompilingModule(LangOptions::CMK_ModuleInterface);
+
+ return GenerateModuleAction::BeginSourceFileAction(CI, Filename);
+}
+
+std::unique_ptr<raw_pwrite_stream>
+GenerateModuleInterfaceAction::CreateOutputFile(CompilerInstance &CI,
+ StringRef InFile) {
+ return CI.createDefaultOutputFile(/*Binary=*/true, InFile, "pcm");
}
SyntaxOnlyAction::~SyntaxOnlyAction() {
Modified: cfe/trunk/lib/Frontend/FrontendOptions.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/FrontendOptions.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/FrontendOptions.cpp (original)
+++ cfe/trunk/lib/Frontend/FrontendOptions.cpp Thu Aug 25 19:14:38 2016
@@ -25,6 +25,8 @@ InputKind FrontendOptions::getInputKindF
.Case("mii", IK_PreprocessedObjCXX)
.Cases("C", "cc", "cp", IK_CXX)
.Cases("cpp", "CPP", "c++", "cxx", "hpp", IK_CXX)
+ .Case("cppm", IK_CXX)
+ .Case("iim", IK_PreprocessedCXX)
.Case("cl", IK_OpenCL)
.Case("cu", IK_CUDA)
.Cases("ll", "bc", IK_LLVM_IR)
Modified: cfe/trunk/lib/FrontendTool/ExecuteCompilerInvocation.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/FrontendTool/ExecuteCompilerInvocation.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/FrontendTool/ExecuteCompilerInvocation.cpp (original)
+++ cfe/trunk/lib/FrontendTool/ExecuteCompilerInvocation.cpp Thu Aug 25
19:14:38 2016
@@ -52,7 +52,10 @@ CreateFrontendBaseAction(CompilerInstanc
case EmitCodeGenOnly: return
llvm::make_unique<EmitCodeGenOnlyAction>();
case EmitObj: return llvm::make_unique<EmitObjAction>();
case FixIt: return llvm::make_unique<FixItAction>();
- case GenerateModule: return
llvm::make_unique<GenerateModuleAction>();
+ case GenerateModule:
+ return llvm::make_unique<GenerateModuleFromModuleMapAction>();
+ case GenerateModuleInterface:
+ return llvm::make_unique<GenerateModuleInterfaceAction>();
case GeneratePCH: return llvm::make_unique<GeneratePCHAction>();
case GeneratePTH: return llvm::make_unique<GeneratePTHAction>();
case InitOnly: return llvm::make_unique<InitOnlyAction>();
Modified: cfe/trunk/lib/Lex/ModuleMap.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/ModuleMap.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/ModuleMap.cpp (original)
+++ cfe/trunk/lib/Lex/ModuleMap.cpp Thu Aug 25 19:14:38 2016
@@ -558,6 +558,25 @@ ModuleMap::findOrCreateModule(StringRef
return std::make_pair(Result, true);
}
+Module *ModuleMap::createModuleForInterfaceUnit(SourceLocation Loc,
+ StringRef Name) {
+ assert(LangOpts.CurrentModule == Name && "module name mismatch");
+ assert(!Modules[Name] && "redefining existing module");
+
+ auto *Result =
+ new Module(Name, Loc, nullptr, /*IsFramework*/ false,
+ /*IsExplicit*/ false, NumCreatedModules++);
+ Modules[Name] = SourceModule = Result;
+
+ // Mark the main source file as being within the newly-created module so that
+ // declarations and macros are properly visibility-restricted to it.
+ auto *MainFile = SourceMgr.getFileEntryForID(SourceMgr.getMainFileID());
+ assert(MainFile && "no input file for module interface");
+ Headers[MainFile].push_back(KnownHeader(Result, PrivateHeader));
+
+ return Result;
+}
+
/// \brief For a framework module, infer the framework against which we
/// should link.
static void inferFrameworkLink(Module *Mod, const DirectoryEntry *FrameworkDir,
@@ -805,7 +824,7 @@ void ModuleMap::addHeader(Module *Mod, M
Mod->Headers[headerRoleToKind(Role)].push_back(std::move(Header));
bool isCompilingModuleHeader =
- LangOpts.CompilingModule && Mod->getTopLevelModule() == SourceModule;
+ LangOpts.isCompilingModule() && Mod->getTopLevelModule() == SourceModule;
if (!Imported || isCompilingModuleHeader) {
// When we import HeaderFileInfo, the external source is expected to
// set the isModuleHeader flag itself.
Modified: cfe/trunk/lib/Lex/PPLexerChange.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/PPLexerChange.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/PPLexerChange.cpp (original)
+++ cfe/trunk/lib/Lex/PPLexerChange.cpp Thu Aug 25 19:14:38 2016
@@ -685,7 +685,7 @@ bool Preprocessor::needModuleMacros() co
return true;
// Otherwise, we only need module macros if we're actually compiling a module
// interface.
- return getLangOpts().CompilingModule;
+ return getLangOpts().isCompilingModule();
}
void Preprocessor::LeaveSubmodule() {
Modified: cfe/trunk/lib/Lex/PPMacroExpansion.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/PPMacroExpansion.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/PPMacroExpansion.cpp (original)
+++ cfe/trunk/lib/Lex/PPMacroExpansion.cpp Thu Aug 25 19:14:38 2016
@@ -1795,7 +1795,7 @@ void Preprocessor::ExpandBuiltinMacro(To
[this](Token &Tok, bool &HasLexedNextToken) -> int {
IdentifierInfo *II = ExpectFeatureIdentifierInfo(Tok, *this,
diag::err_expected_id_building_module);
- return getLangOpts().CompilingModule && II &&
+ return getLangOpts().isCompilingModule() && II &&
(II->getName() == getLangOpts().CurrentModule);
});
} else if (II == Ident__MODULE__) {
Modified: cfe/trunk/lib/Lex/Preprocessor.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/Preprocessor.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/Preprocessor.cpp (original)
+++ cfe/trunk/lib/Lex/Preprocessor.cpp Thu Aug 25 19:14:38 2016
@@ -480,7 +480,7 @@ void Preprocessor::CreateString(StringRe
}
Module *Preprocessor::getCurrentModule() {
- if (!getLangOpts().CompilingModule)
+ if (!getLangOpts().isCompilingModule())
return nullptr;
return getHeaderSearchInfo().lookupModule(getLangOpts().CurrentModule);
@@ -795,6 +795,23 @@ void Preprocessor::LexAfterModuleImport(
// If we have a non-empty module path, load the named module.
if (!ModuleImportPath.empty()) {
+ // Under the Modules TS, the dot is just part of the module name, and not
+ // a real hierarachy separator. Flatten such module names now.
+ //
+ // FIXME: Is this the right level to be performing this transformation?
+ std::string FlatModuleName;
+ if (getLangOpts().ModulesTS) {
+ for (auto &Piece : ModuleImportPath) {
+ if (!FlatModuleName.empty())
+ FlatModuleName += ".";
+ FlatModuleName += Piece.first->getName();
+ }
+ SourceLocation FirstPathLoc = ModuleImportPath[0].second;
+ ModuleImportPath.clear();
+ ModuleImportPath.push_back(
+ std::make_pair(getIdentifierInfo(FlatModuleName), FirstPathLoc));
+ }
+
Module *Imported = nullptr;
if (getLangOpts().Modules) {
Imported = TheModuleLoader.loadModule(ModuleImportLoc,
Modified: cfe/trunk/lib/Parse/ParseAST.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Parse/ParseAST.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Parse/ParseAST.cpp (original)
+++ cfe/trunk/lib/Parse/ParseAST.cpp Thu Aug 25 19:14:38 2016
@@ -138,26 +138,18 @@ void clang::ParseAST(Sema &S, bool Print
S.getPreprocessor().EnterMainSourceFile();
P.Initialize();
- // C11 6.9p1 says translation units must have at least one top-level
- // declaration. C++ doesn't have this restriction. We also don't want to
- // complain if we have a precompiled header, although technically if the PCH
- // is empty we should still emit the (pedantic) diagnostic.
Parser::DeclGroupPtrTy ADecl;
ExternalASTSource *External = S.getASTContext().getExternalSource();
if (External)
External->StartTranslationUnit(Consumer);
- if (P.ParseFirstTopLevelDecl(ADecl)) {
- if (!External && !S.getLangOpts().CPlusPlus)
- P.Diag(diag::ext_empty_translation_unit);
- } else {
- do {
- // If we got a null return and something *was* parsed, ignore it. This
- // is due to a top-level semicolon, an action override, or a parse error
- // skipping something.
- if (ADecl && !Consumer->HandleTopLevelDecl(ADecl.get()))
- return;
- } while (!P.ParseTopLevelDecl(ADecl));
+ for (bool AtEOF = P.ParseFirstTopLevelDecl(ADecl); !AtEOF;
+ AtEOF = P.ParseTopLevelDecl(ADecl)) {
+ // If we got a null return and something *was* parsed, ignore it. This
+ // is due to a top-level semicolon, an action override, or a parse error
+ // skipping something.
+ if (ADecl && !Consumer->HandleTopLevelDecl(ADecl.get()))
+ return;
}
// Process any TopLevelDecls generated by #pragma weak.
Modified: cfe/trunk/lib/Parse/Parser.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Parse/Parser.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Parse/Parser.cpp (original)
+++ cfe/trunk/lib/Parse/Parser.cpp Thu Aug 25 19:14:38 2016
@@ -544,11 +544,21 @@ bool Parser::ParseFirstTopLevelDecl(Decl
if (Tok.is(tok::kw_module)) {
Result = ParseModuleDecl();
return false;
+ } else if (getLangOpts().getCompilingModule() ==
+ LangOptions::CMK_ModuleInterface) {
+ Diag(Tok, diag::err_expected_module_interface_decl);
}
- // FIXME: If we're parsing a module interface and we don't have a module
- // declaration here, diagnose.
- return ParseTopLevelDecl(Result);
+ // C11 6.9p1 says translation units must have at least one top-level
+ // declaration. C++ doesn't have this restriction. We also don't want to
+ // complain if we have a precompiled header, although technically if the PCH
+ // is empty we should still emit the (pedantic) diagnostic.
+ bool NoTopLevelDecls = ParseTopLevelDecl(Result);
+ if (NoTopLevelDecls && !Actions.getASTContext().getExternalSource() &&
+ !getLangOpts().CPlusPlus)
+ Diag(diag::ext_empty_translation_unit);
+
+ return NoTopLevelDecls;
}
/// ParseTopLevelDecl - Parse one top-level declaration, return whatever the
@@ -820,6 +830,11 @@ Parser::ParseExternalDeclaration(ParsedA
ParseMicrosoftIfExistsExternalDeclaration();
return nullptr;
+ case tok::kw_module:
+ Diag(Tok, diag::err_unexpected_module_decl);
+ SkipUntil(tok::semi);
+ return nullptr;
+
default:
dont_know:
// We can't tell whether this is a function-definition or declaration yet.
Modified: cfe/trunk/lib/Sema/SemaDecl.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaDecl.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaDecl.cpp (original)
+++ cfe/trunk/lib/Sema/SemaDecl.cpp Thu Aug 25 19:14:38 2016
@@ -15180,48 +15180,84 @@ void Sema::diagnoseMisplacedModuleImport
Sema::DeclGroupPtrTy Sema::ActOnModuleDecl(SourceLocation ModuleLoc,
ModuleDeclKind MDK,
ModuleIdPath Path) {
- // We should see 'module implementation' if and only if we are not compiling
- // a module interface.
- if (getLangOpts().CompilingModule ==
- (MDK == ModuleDeclKind::Implementation)) {
+ // 'module implementation' requires that we are not compiling a module of any
+ // kind. 'module' and 'module partition' require that we are compiling a
+ // module inteface (not a module map).
+ auto CMK = getLangOpts().getCompilingModule();
+ if (MDK == ModuleDeclKind::Implementation
+ ? CMK != LangOptions::CMK_None
+ : CMK != LangOptions::CMK_ModuleInterface) {
Diag(ModuleLoc, diag::err_module_interface_implementation_mismatch)
<< (unsigned)MDK;
return nullptr;
}
// FIXME: Create a ModuleDecl and return it.
- // FIXME: Teach the lexer to handle this declaration too.
+
+ // FIXME: Most of this work should be done by the preprocessor rather than
+ // here, in case we look ahead across something where the current
+ // module matters (eg a #include).
+
+ // The dots in a module name in the Modules TS are a lie. Unlike Clang's
+ // hierarchical module map modules, the dots here are just another character
+ // that can appear in a module name. Flatten down to the actual module name.
+ std::string ModuleName;
+ for (auto &Piece : Path) {
+ if (!ModuleName.empty())
+ ModuleName += ".";
+ ModuleName += Piece.first->getName();
+ }
+
+ // If a module name was explicitly specified on the command line, it must be
+ // correct.
+ if (!getLangOpts().CurrentModule.empty() &&
+ getLangOpts().CurrentModule != ModuleName) {
+ Diag(Path.front().second, diag::err_current_module_name_mismatch)
+ << SourceRange(Path.front().second, Path.back().second)
+ << getLangOpts().CurrentModule;
+ return nullptr;
+ }
+ const_cast<LangOptions&>(getLangOpts()).CurrentModule = ModuleName;
+
+ auto &Map = PP.getHeaderSearchInfo().getModuleMap();
switch (MDK) {
- case ModuleDeclKind::Module:
+ case ModuleDeclKind::Module: {
// FIXME: Check we're not in a submodule.
- // FIXME: Set CurrentModule and create a corresponding Module object.
+
+ // We can't have imported a definition of this module or parsed a module
+ // map defining it already.
+ if (auto *M = Map.findModule(ModuleName)) {
+ Diag(Path[0].second, diag::err_module_redefinition) << ModuleName;
+ if (M->DefinitionLoc.isValid())
+ Diag(M->DefinitionLoc, diag::note_prev_module_definition);
+ else if (const auto *FE = M->getASTFile())
+ Diag(M->DefinitionLoc, diag::note_prev_module_definition_from_ast_file)
+ << FE->getName();
+ return nullptr;
+ }
+
+ // Create a Module for the module that we're defining.
+ Module *Mod = Map.createModuleForInterfaceUnit(ModuleLoc, ModuleName);
+ assert(Mod && "module creation should not fail");
+
+ // Enter the semantic scope of the module.
+ ActOnModuleBegin(ModuleLoc, Mod);
return nullptr;
+ }
case ModuleDeclKind::Partition:
// FIXME: Check we are in a submodule of the named module.
return nullptr;
case ModuleDeclKind::Implementation:
- DeclResult Import = ActOnModuleImport(ModuleLoc, ModuleLoc, Path);
+ std::pair<IdentifierInfo *, SourceLocation> ModuleNameLoc(
+ PP.getIdentifierInfo(ModuleName), Path[0].second);
+
+ DeclResult Import = ActOnModuleImport(ModuleLoc, ModuleLoc, ModuleNameLoc);
if (Import.isInvalid())
return nullptr;
- ImportDecl *ID = cast<ImportDecl>(Import.get());
-
- // The current module is whatever we just loaded.
- //
- // FIXME: We should probably do this from the lexer rather than waiting
- // until now, in case we look ahead across something where the current
- // module matters (eg a #include).
- auto Name = ID->getImportedModule()->getTopLevelModuleName();
- if (!getLangOpts().CurrentModule.empty() &&
- getLangOpts().CurrentModule != Name) {
- Diag(Path.front().second, diag::err_current_module_name_mismatch)
- << SourceRange(Path.front().second, Path.back().second)
- << getLangOpts().CurrentModule;
- }
- const_cast<LangOptions&>(getLangOpts()).CurrentModule = Name;
- return ConvertDeclToDeclGroup(ID);
+ return ConvertDeclToDeclGroup(Import.get());
}
llvm_unreachable("unexpected module decl kind");
@@ -15246,8 +15282,8 @@ DeclResult Sema::ActOnModuleImport(Sourc
// Import-from-implementation is valid in the Modules TS. FIXME: Should we
// warn on a redundant import of the current module?
if (Mod->getTopLevelModuleName() == getLangOpts().CurrentModule &&
- (getLangOpts().CompilingModule || !getLangOpts().ModulesTS))
- Diag(ImportLoc, getLangOpts().CompilingModule
+ (getLangOpts().isCompilingModule() || !getLangOpts().ModulesTS))
+ Diag(ImportLoc, getLangOpts().isCompilingModule()
? diag::err_module_self_import
: diag::err_module_import_in_implementation)
<< Mod->getFullModuleName() << getLangOpts().CurrentModule;
Modified: cfe/trunk/lib/Sema/SemaDeclObjC.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaDeclObjC.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaDeclObjC.cpp (original)
+++ cfe/trunk/lib/Sema/SemaDeclObjC.cpp Thu Aug 25 19:14:38 2016
@@ -3217,7 +3217,7 @@ void Sema::addMethodToGlobalList(ObjCMet
ObjCMethodList *ListWithSameDeclaration = nullptr;
for (; List; Previous = List, List = List->getNext()) {
// If we are building a module, keep all of the methods.
- if (getLangOpts().CompilingModule)
+ if (getLangOpts().isCompilingModule())
continue;
bool SameDeclaration = MatchTwoMethodDeclarations(Method,
Modified: cfe/trunk/lib/Serialization/GeneratePCH.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Serialization/GeneratePCH.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/lib/Serialization/GeneratePCH.cpp (original)
+++ cfe/trunk/lib/Serialization/GeneratePCH.cpp Thu Aug 25 19:14:38 2016
@@ -46,10 +46,13 @@ void PCHGenerator::HandleTranslationUnit
return;
Module *Module = nullptr;
- if (PP.getLangOpts().CompilingModule) {
+ if (PP.getLangOpts().isCompilingModule()) {
Module = PP.getHeaderSearchInfo().lookupModule(
PP.getLangOpts().CurrentModule, /*AllowSearch*/ false);
- assert(Module && "emitting module but current module doesn't exist");
+ if (!Module) {
+ assert(hasErrors && "emitting module but current module doesn't exist");
+ return;
+ }
}
// Emit the PCH file to the Buffer.
Modified: cfe/trunk/test/Parser/cxx-modules-import.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Parser/cxx-modules-import.cpp?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/test/Parser/cxx-modules-import.cpp (original)
+++ cfe/trunk/test/Parser/cxx-modules-import.cpp Thu Aug 25 19:14:38 2016
@@ -1,22 +1,26 @@
// RUN: rm -rf %t
// RUN: mkdir -p %t
-// RUN: echo 'int a, b;' > %t/x.h
-// RUN: echo 'module x { header "x.h" module y {} } module z {}' > %t/map
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: echo 'module x; int a, b;' > %t/x.cppm
+// RUN: echo 'module x.y; int c;' > %t/x.y.cppm
+//
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -emit-module-interface %t/x.cppm -o
%t/x.pcm
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -emit-module-interface
-fmodule-file=%t/x.pcm %t/x.y.cppm -o %t/x.y.pcm
+//
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=1 -DMODULE_KIND=implementation -DMODULE_NAME=z
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=2 -DMODULE_KIND=implementation -DMODULE_NAME=x
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=3 -DMODULE_KIND= -DMODULE_NAME=z
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=4 -DMODULE_KIND=partition -DMODULE_NAME=z
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=5 -DMODULE_KIND=elderberry -DMODULE_NAME=z
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=1 -DMODULE_KIND=implementation -DMODULE_NAME='z [[]]'
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=6 -DMODULE_KIND=implementation -DMODULE_NAME='z
[[fancy]]'
-// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%S/Inputs -fmodules-cache-path=%t
-fmodule-map-file=%t/map -verify %s \
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -I%t -fmodule-file=%t/x.y.pcm
-verify %s \
// RUN: -DTEST=7 -DMODULE_KIND=implementation -DMODULE_NAME='z
[[maybe_unused]]'
module MODULE_KIND MODULE_NAME;
@@ -34,7 +38,8 @@ module MODULE_KIND MODULE_NAME;
int use_1 = a;
#if TEST != 2
-// expected-error@-2 {{undeclared}}
+// expected-error@-2 {{declaration of 'a' must be imported from module 'x'
before it is required}}
+// expected-n...@x.cppm:1 {{here}}
#endif
import x;
Added: cfe/trunk/test/Parser/cxx-modules-interface.cppm
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Parser/cxx-modules-interface.cppm?rev=279794&view=auto
==============================================================================
--- cfe/trunk/test/Parser/cxx-modules-interface.cppm (added)
+++ cfe/trunk/test/Parser/cxx-modules-interface.cppm Thu Aug 25 19:14:38 2016
@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -emit-module-interface %s -o
%t.pcm -verify -DTEST=0
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -emit-module-interface %s -o
%t.pcm -verify -Dmodule=int -DTEST=1
+// RUN: not %clang_cc1 -std=c++1z -fmodules-ts -emit-module-interface %s
-fmodule-file=%t.pcm -o %t.pcm -DTEST=2 2>&1 | FileCheck %s
--check-prefix=CHECK-2
+// RUN: %clang_cc1 -std=c++1z -fmodules-ts -emit-module-interface %s
-fmodule-file=%t.pcm -o %t.pcm -verify -Dfoo=bar -DTEST=3
+
+#if TEST == 0
+// expected-no-diagnostics
+#endif
+
+module foo;
+#if TEST == 1
+// expected-error@-2 {{expected module declaration at start of module
interface}}
+#elif TEST == 2
+// CHECK-2: error: redefinition of module 'foo'
+#endif
+
+int n;
+#if TEST == 3
+// expected-error@-2 {{redefinition of 'n'}}
+// expected-note@-3 {{previous}}
+#endif
Modified: cfe/trunk/test/lit.cfg
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/lit.cfg?rev=279794&r1=279793&r2=279794&view=diff
==============================================================================
--- cfe/trunk/test/lit.cfg (original)
+++ cfe/trunk/test/lit.cfg Thu Aug 25 19:14:38 2016
@@ -44,7 +44,7 @@ else:
config.test_format = lit.formats.ShTest(execute_external)
# suffixes: A list of file extensions to treat as test files.
-config.suffixes = ['.c', '.cpp', '.m', '.mm', '.cu', '.ll', '.cl', '.s', '.S',
'.modulemap', '.test', '.rs']
+config.suffixes = ['.c', '.cpp', '.cppm', '.m', '.mm', '.cu', '.ll', '.cl',
'.s', '.S', '.modulemap', '.test', '.rs']
# excludes: A list of directories to exclude from the testsuite. The 'Inputs'
# subdirectories contain auxiliary inputs for various tests in their parent
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