From 7f4db7c80779ecbc57d1146654daf0acfe18de66 Mon Sep 17 00:00:00 2001
From: rus <rus@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 9 Nov 2009 20:58:24 +0000
Subject: merge from trunk

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/profile-stdlib@154052 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libcpp/include/line-map.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'libcpp/include/line-map.h')

diff --git a/libcpp/include/line-map.h b/libcpp/include/line-map.h
index 31ac8e5d4c3..9e31a6ae3b9 100644
--- a/libcpp/include/line-map.h
+++ b/libcpp/include/line-map.h
@@ -143,6 +143,11 @@ extern const struct line_map *linemap_add
 extern const struct line_map *linemap_lookup
   (struct line_maps *, source_location);
 
+/* source_location values from 0 to RESERVED_LOCATION_COUNT-1 will
+   be reserved for libcpp user as special values, no token from libcpp
+   will contain any of those locations.  */
+#define RESERVED_LOCATION_COUNT	2
+
 /* Converts a map and a source_location to source line.  */
 #define SOURCE_LINE(MAP, LOC) \
   ((((LOC) - (MAP)->start_location) >> (MAP)->column_bits) + (MAP)->to_line)
-- 
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