---

yaml
---
r: 48810
b: refs/heads/snap-stage3
c: 5820991
h: refs/heads/master
v: v3

Author: bors

[refs]

@@ -1,7 +1,7 @@
 ---
 refs/heads/master: 3bbcac322669cff3abde5be937cc4ec3860f3985
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
-refs/heads/snap-stage3: 3c84bac9462ae853b32f55fcaca2613a7e392d41
+refs/heads/snap-stage3: 58209910bd70512e4a880bb25ed296dddc48e0b7
 refs/heads/try: 2a8fb58d79e685d5ca07b039badcf2ae3ef077ea
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b

branches/snap-stage3/src/librustc/driver/driver.rs

@@ -132,15 +132,15 @@ pub fn build_configuration(sess: Session, +argv0: ~str, input: input) ->
 }
 
 // Convert strings provided as --cfg [cfgspec] into a crate_cfg
-pub fn parse_cfgspecs(cfgspecs: ~[~str]) -> ast::crate_cfg {
-    // FIXME (#2399): It would be nice to use the parser to parse all
-    // varieties of meta_item here. At the moment we just support the
-    // meta_word variant.
-    let mut words = ~[];
+fn parse_cfgspecs(cfgspecs: ~[~str],
+                  demitter: diagnostic::Emitter) -> ast::crate_cfg {
+    let mut meta = ~[];
     for cfgspecs.each |s| {
-        words.push(attr::mk_word_item(@/*bad*/copy *s));
+        let sess = parse::new_parse_sess(Some(demitter));
+        let m = parse::parse_meta_from_source_str(~"cfgspec", @/*bad*/ copy *s, ~[], sess);
+        meta.push(m)
     }
-    return words;
+    return meta;
 }
 
 pub enum input {
@@ -639,7 +639,7 @@ pub fn build_session_options(+binary: ~str,
     let addl_lib_search_paths =
         getopts::opt_strs(matches, ~"L")
         .map(|s| Path(*s));
-    let cfg = parse_cfgspecs(getopts::opt_strs(matches, ~"cfg"));
+    let cfg = parse_cfgspecs(getopts::opt_strs(matches, ~"cfg"), demitter);
     let test = opt_present(matches, ~"test");
     let android_cross_path = getopts::opt_maybe_str(
         matches, ~"android-cross-path");

branches/snap-stage3/src/libsyntax/parse/mod.rs

@@ -139,6 +139,22 @@ pub fn parse_item_from_source_str(
     maybe_aborted(p.parse_item(attrs),p)
 }
 
+pub fn parse_meta_from_source_str(
+    name: ~str,
+    source: @~str,
+    +cfg: ast::crate_cfg,
+    sess: @mut ParseSess
+) -> @ast::meta_item {
+    let p = new_parser_from_source_str(
+        sess,
+        cfg,
+        /*bad*/ copy name,
+        codemap::FssNone,
+        source
+    );
+    maybe_aborted(p.parse_meta_item(),p)
+}
+
 pub fn parse_stmt_from_source_str(
     name: ~str,
     source: @~str,