================
@@ -1329,6 +1341,129 @@ bool Preprocessor::LexAfterModuleImport(Token &Result) {
return true;
}
+/// Lex a token following the 'module' contextual keyword.
+///
+/// [cpp.module]/p2:
+/// The pp-tokens, if any, of a pp-module shall be of the form:
+/// pp-module-name pp-module-partition[opt] pp-tokens[opt]
+///
+/// where the pp-tokens (if any) shall not begin with a ( preprocessing token
+/// and the grammar non-terminals are defined as:
+/// pp-module-name:
+/// pp-module-name-qualifierp[opt] identifier
+/// pp-module-partition:
+/// : pp-module-name-qualifier[opt] identifier
+/// pp-module-name-qualifier:
+/// identifier .
+/// pp-module-name-qualifier identifier .
+/// No identifier in the pp-module-name or pp-module-partition shall currently
+/// be defined as an object-like macro.
+///
+/// [cpp.module]/p3:
+/// Any preprocessing tokens after the module preprocessing token in the module
+/// directive are processed just as in normal text.
+bool Preprocessor::LexAfterModuleDecl(Token &Result) {
+ // Figure out what kind of lexer we actually have.
+ recomputeCurLexerKind();
+ LexUnexpandedToken(Result);
+
+ auto EnterTokens = [this](ArrayRef<Token> Toks, bool DisableMacroExpansion) {
+ auto ToksCopy = std::make_unique<Token[]>(Toks.size());
+ std::copy(Toks.begin(), Toks.end(), ToksCopy.get());
+ EnterTokenStream(std::move(ToksCopy), Toks.size(), DisableMacroExpansion,
+ /*IsReinject=*/false);
+ };
+
+ // If we not expect an identifier but got an identifier, it's not a part of
+ // module name.
----------------
Bigcheese wrote:
```suggestion
// If we don't expect an identifier but got an identifier, it's not a part of
// module name.
```
https://github.com/llvm/llvm-project/pull/90574
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