From 796bb3734a77e914b31b48811eebe0523f334f9c Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@gcc.gnu.org>
Date: Fri, 24 Jun 1994 16:17:42 -0400
Subject: [PATCH] (build_c_cast): Issue a warning for non-matching cast from a
 function call (like malloc without proto).

From-SVN: r7562
---
 gcc/c-typeck.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c
index 659a3e375a0a..80c236f36262 100644
--- a/gcc/c-typeck.c
+++ b/gcc/c-typeck.c
@@ -3606,6 +3606,11 @@ build_c_cast (type, expr)
 	  && !TREE_CONSTANT (value))
 	warning ("cast from pointer to integer of different size");
 
+      if (warn_bad_function_cast
+	  && TREE_CODE (value) == CALL_EXPR
+	  && TREE_CODE (type) != TREE_CODE (otype))
+	warning ("cast does not match function type");
+
       if (TREE_CODE (type) == POINTER_TYPE
 	  && TREE_CODE (otype) == INTEGER_TYPE
 	  && TYPE_PRECISION (type) != TYPE_PRECISION (otype)
-- 
2.47.2