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authorrus <rus@138bc75d-0d04-0410-961f-82ee72b054a4>2009-11-09 20:58:24 +0000
committerrus <rus@138bc75d-0d04-0410-961f-82ee72b054a4>2009-11-09 20:58:24 +0000
commit7f4db7c80779ecbc57d1146654daf0acfe18de66 (patch)
tree3af522a3b5e149c3fd498ecb1255994daae2129a /libcpp/include/line-map.h
parent611349f0ec42a37591db2cd02974a11a48d10edb (diff)
downloadgcc-profile-stdlib.tar.gz
merge from trunkprofile-stdlib
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/profile-stdlib@154052 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libcpp/include/line-map.h')
-rw-r--r--libcpp/include/line-map.h5
1 files changed, 5 insertions, 0 deletions
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)