From e335821941dd19886263dcba31d3eafe2c915d54 Mon Sep 17 00:00:00 2001
From: Aras Pranckevicius <aras@unity3d.com>
Date: Thu, 25 Feb 2010 11:05:50 +0200
Subject: [PATCH] filename in #line is optional

---
 mojoshader_preprocessor.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/mojoshader_preprocessor.c b/mojoshader_preprocessor.c
index 4507945c..368ea5a8 100644
--- a/mojoshader_preprocessor.c
+++ b/mojoshader_preprocessor.c
@@ -880,7 +880,15 @@ static void handle_pp_line(Context *ctx)
         linenum = token_to_int(state);
 
     if (!bogus)
-        bogus = (lexer(state) != TOKEN_STRING_LITERAL);
+    {
+        Token t = lexer(state);
+        if (t == ((Token) '\n'))
+        {
+            state->line = linenum;
+            return;
+        }
+        bogus = (t != TOKEN_STRING_LITERAL);
+    }
 
     if (!bogus)
     {