1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/expr.c b/gcc/expr.c
index 29d22b0..5f1118c 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -10579,6 +10579,13 @@ expand_expr_real_1 (tree exp, rtx target, machine_mode tmode,
 		      0, "%Kcall to %qs declared with attribute warning: %s",
 		      exp, identifier_to_locale (lang_hooks.decl_printable_name (fndecl, 1)),
 		      TREE_STRING_POINTER (TREE_VALUE (TREE_VALUE (attr))));
+	if (warn_abi && fndecl
+	    && (attr = lookup_attribute ("abi warning",
+					 DECL_ATTRIBUTES (fndecl))) != NULL)
+	  warning_at (tree_nonartificial_location (exp),
+		      OPT_Wabi, "%Kcall to %qs: %s",
+		      exp, identifier_to_locale (lang_hooks.decl_printable_name (fndecl, 1)),
+		      TREE_STRING_POINTER (TREE_VALUE (TREE_VALUE (attr))));
 
 	/* Check for a built-in function.  */
 	if (fndecl && DECL_BUILT_IN (fndecl))