From b43c5d4fd82c220419f9234588fed8131d416fff Mon Sep 17 00:00:00 2001
From: Raiki Tamura <tamaron1203@gmail.com>
Date: Wed, 16 Nov 2022 17:15:24 +0900
Subject: Improve lexer dump

---
 gcc/rust/parse/rust-parse-impl.h | 41 ----------------------------------------
 gcc/rust/parse/rust-parse.h      |  2 --
 2 files changed, 43 deletions(-)

(limited to 'gcc/rust/parse')

diff --git a/gcc/rust/parse/rust-parse-impl.h b/gcc/rust/parse/rust-parse-impl.h
index 54f3c5c..0346ce6 100644
--- a/gcc/rust/parse/rust-parse-impl.h
+++ b/gcc/rust/parse/rust-parse-impl.h
@@ -14887,47 +14887,6 @@ Parser<ManagedTokenSource>::done_end ()
   return (t->get_id () == RIGHT_CURLY || t->get_id () == END_OF_FILE);
 }
 
-// Dumps lexer output to stderr.
-template <typename ManagedTokenSource>
-void
-Parser<ManagedTokenSource>::debug_dump_lex_output (std::ostream &out)
-{
-  /* TODO: a better implementation of "lexer dump" (as in dump what was
-   * actually tokenised) would actually be to "write" a token to a file every
-   * time skip_token() here was called. This would reflect the parser
-   * modifications to the token stream, such as fixing the template angle
-   * brackets. */
-
-  const_TokenPtr tok = lexer.peek_token ();
-
-  while (true)
-    {
-      if (tok->get_id () == Rust::END_OF_FILE)
-	break;
-
-      bool has_text = tok->get_id () == Rust::IDENTIFIER
-		      || tok->get_id () == Rust::INT_LITERAL
-		      || tok->get_id () == Rust::FLOAT_LITERAL
-		      || tok->get_id () == Rust::STRING_LITERAL
-		      || tok->get_id () == Rust::CHAR_LITERAL
-		      || tok->get_id () == Rust::BYTE_STRING_LITERAL
-		      || tok->get_id () == Rust::BYTE_CHAR_LITERAL;
-
-      Location loc = tok->get_locus ();
-
-      out << "<id=";
-      out << tok->token_id_to_str ();
-      out << has_text ? (std::string (", text=") + tok->get_str ()
-			 + std::string (", typehint=")
-			 + std::string (tok->get_type_hint_str ()))
-		      : "";
-      out << lexer.get_line_map ()->to_string (loc);
-
-      lexer.skip_token ();
-      tok = lexer.peek_token ();
-    }
-}
-
 // Parses crate and dumps AST to stderr, recursively.
 template <typename ManagedTokenSource>
 void
diff --git a/gcc/rust/parse/rust-parse.h b/gcc/rust/parse/rust-parse.h
index e4c5a2c..8449181 100644
--- a/gcc/rust/parse/rust-parse.h
+++ b/gcc/rust/parse/rust-parse.h
@@ -671,8 +671,6 @@ public:
   // Main entry point for parser.
   std::unique_ptr<AST::Crate> parse_crate ();
 
-  // Dumps all lexer output.
-  void debug_dump_lex_output (std::ostream &out);
   void debug_dump_ast_output (AST::Crate &crate, std::ostream &out);
 
   // Returns whether any parsing errors have occurred.
-- 
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