From a288b524bc16eeba048e2ee8ec310422ecb36956 Mon Sep 17 00:00:00 2001
From: Jussi Pakkanen <jpakkane@gmail.com>
Date: Sat, 3 Feb 2018 21:51:45 +0200
Subject: Add support for hex int literals.

---
 mesonbuild/mparser.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'mesonbuild/mparser.py')

diff --git a/mesonbuild/mparser.py b/mesonbuild/mparser.py
index 5df056f..94d56e5 100644
--- a/mesonbuild/mparser.py
+++ b/mesonbuild/mparser.py
@@ -71,6 +71,7 @@ class Lexer:
             # Need to be sorted longest to shortest.
             ('ignore', re.compile(r'[ \t]')),
             ('id', re.compile('[_a-zA-Z][_0-9a-zA-Z]*')),
+            ('hexnumber', re.compile('0[xX][0-9a-fA-F]+')),
             ('number', re.compile(r'\d+')),
             ('eol_cont', re.compile(r'\\\n')),
             ('eol', re.compile(r'\n')),
@@ -152,6 +153,9 @@ class Lexer:
                             line_start = mo.end() - len(lines[-1])
                     elif tid == 'number':
                         value = int(match_text)
+                    elif tid == 'hexnumber':
+                        tid = 'number'
+                        value = int(match_text, base=16)
                     elif tid == 'eol' or tid == 'eol_cont':
                         lineno += 1
                         line_start = loc
-- 
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