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-rw-r--r--gcc/flags.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/flags.h b/gcc/flags.h
index 6f2f93fda75..9871fb88b78 100644
--- a/gcc/flags.h
+++ b/gcc/flags.h
@@ -79,6 +79,10 @@ extern int extra_warnings;
extern int warn_unused;
+/* Nonzero to warn about code which is never reached. */
+
+extern int warn_notreached;
+
/* Nonzero means warn if inline function is too large. */
extern int warn_inline;