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-rw-r--r--gcc/cpplib.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/cpplib.h b/gcc/cpplib.h
index 75f038f..9122acd 100644
--- a/gcc/cpplib.h
+++ b/gcc/cpplib.h
@@ -301,6 +301,9 @@ struct cpp_options
const char *include_prefix;
unsigned int include_prefix_len;
+ /* -fleading_underscore sets this to "_". */
+ const char *user_label_prefix;
+
/* Non-0 means -v, so print the full set of include dirs. */
unsigned char verbose;