From ad93bc7fda1988e49b4e3a0d85344d7e3dc7df10 Mon Sep 17 00:00:00 2001
From: John Hodge <tpg@mutabah.net>
Date: Sat, 21 May 2016 20:10:25 +0800
Subject: Parse - Updates for better memory efficiency (hopefully)

---
 src/expand/cfg.cpp         | 2 +-
 src/expand/file_line.cpp   | 2 +-
 src/expand/format_args.cpp | 5 ++++-
 src/expand/macro_rules.cpp | 2 +-
 4 files changed, 7 insertions(+), 4 deletions(-)

(limited to 'src/expand')

diff --git a/src/expand/cfg.cpp b/src/expand/cfg.cpp
index 1372d982..345c46ab 100644
--- a/src/expand/cfg.cpp
+++ b/src/expand/cfg.cpp
@@ -88,7 +88,7 @@ class CCfgExpander:
             ERROR(sp, E0000, "cfg! doesn't take an identifier");
         }
         
-        auto lex = TTStreamO(tt);
+        auto lex = TTStream(tt);
         auto attrs = Parse_MetaItem(lex);
         DEBUG("cfg!() - " << attrs);
         
diff --git a/src/expand/file_line.cpp b/src/expand/file_line.cpp
index a4117d70..2532613f 100644
--- a/src/expand/file_line.cpp
+++ b/src/expand/file_line.cpp
@@ -10,7 +10,7 @@ class CExpanderFile:
     
     ::std::unique_ptr<TokenStream> expand(Span sp, const AST::Crate& crate, const ::std::string& ident, const TokenTree& tt, AST::Module& mod) override
     {
-        return box$( TTStreamO(TokenTree(Token(TOK_STRING, sp.filename))) );
+        return box$( TTStreamO(TokenTree(Token(TOK_STRING, sp.filename.c_str()))) );
     }
 };
 
diff --git a/src/expand/format_args.cpp b/src/expand/format_args.cpp
index d12096a7..6a3665ec 100644
--- a/src/expand/format_args.cpp
+++ b/src/expand/format_args.cpp
@@ -45,7 +45,10 @@ class CFormatArgsExpander:
         }
         
         // TODO: Expand format_args!
-        return box$( TTStreamO(TokenTree(::std::vector<TokenTree>{TokenTree(TOK_PAREN_OPEN), TokenTree(TOK_PAREN_CLOSE)})) );
+        ::std::vector<TokenTree>	toks;
+	toks.push_back( TokenTree(TOK_PAREN_OPEN) );
+	toks.push_back( TokenTree(TOK_PAREN_CLOSE) );
+        return box$( TTStreamO(TokenTree(mv$(toks))) );
     }
 };
 
diff --git a/src/expand/macro_rules.cpp b/src/expand/macro_rules.cpp
index 562b1468..968bf5f9 100644
--- a/src/expand/macro_rules.cpp
+++ b/src/expand/macro_rules.cpp
@@ -19,7 +19,7 @@ class CMacroRulesExpander:
         auto mac = Parse_MacroRules(lex);
         mod.add_macro( false, ident, mac );
         
-        return box$( TTStreamO(TokenTree()) );
+        return ::std::unique_ptr<TokenStream>( new TTStreamO(TokenTree()) );
     }
 };
 
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