From 01cc9ecafeb235ad3c12aa2222c3911b2b450052 Mon Sep 17 00:00:00 2001
From: Kang Seonghoon <public+git@mearie.org>
Date: Wed, 6 Feb 2013 16:49:24 +0900
Subject: libsyntax: no binary/hex float literals

---
 src/libsyntax/parse/lexer.rs | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/libsyntax/parse')

diff --git a/src/libsyntax/parse/lexer.rs b/src/libsyntax/parse/lexer.rs
index 381183e736c..0f672d1de81 100644
--- a/src/libsyntax/parse/lexer.rs
+++ b/src/libsyntax/parse/lexer.rs
@@ -431,6 +431,13 @@ fn scan_number(c: char, rdr: string_reader) -> token::Token {
         let dec_part = scan_digits(rdr, 10u);
         num_str += ~"." + dec_part;
     }
+    if is_float {
+        match base {
+          16u => rdr.fatal(~"hexadecimal float literal is not supported"),
+          2u => rdr.fatal(~"binary float literal is not supported"),
+          _ => ()
+        }
+    }
     match scan_exponent(rdr) {
       Some(ref s) => {
         is_float = true;
-- 
cgit 1.4.1-3-g733a5