From e6e8b5af0dc25cab3a5e4cd82ed554b68d5b323a Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sat, 9 Jan 2010 20:43:38 +0000
Subject: [PATCH] make missing prototypes warn by default in c99 mode like GCC
 does, rdar://7083878

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@93073 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/clang/Basic/DiagnosticSemaKinds.td | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index ac6d3ec866..7d668a0ffe 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -89,7 +89,7 @@ def warn_decl_in_param_list : Warning<
 def warn_implicit_function_decl : Warning<
   "implicit declaration of function %0">,
   InGroup<ImplicitFunctionDeclare>, DefaultIgnore;
-def ext_implicit_function_decl : Extension<
+def ext_implicit_function_decl : ExtWarn<
   "implicit declaration of function %0 is invalid in C99">,
   InGroup<ImplicitFunctionDeclare>;
 
-- 
2.50.1