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-rw-r--r--gcc/c-common.h9
1 files changed, 4 insertions, 5 deletions
diff --git a/gcc/c-common.h b/gcc/c-common.h
index f600751f0c0..b0abe3e1a51 100644
--- a/gcc/c-common.h
+++ b/gcc/c-common.h
@@ -498,11 +498,6 @@ extern int flag_isoc99;
extern int flag_hosted;
-/* Warn if main is suspicious. */
-
-extern int warn_main;
-
-
/* ObjC language option variables. */
@@ -928,6 +923,10 @@ extern void warn_about_parentheses (enum tree_code, enum tree_code,
enum tree_code);
extern void warn_for_unused_label (tree label);
extern void warn_for_div_by_zero (tree divisor);
+extern void warn_for_sign_compare (tree orig_op0, tree orig_op1,
+ tree op0, tree op1,
+ tree result_type,
+ enum tree_code resultcode);
/* In c-gimplify.c */
extern void c_genericize (tree);