From d90cae086f06c358426a3138513c35c79de5f4a4 Mon Sep 17 00:00:00 2001
From: Jan Hubicka <hubicka@ucw.cz>
Date: Tue, 10 Feb 2015 17:38:31 +0100
Subject: re PR ipa/64982 (Many g++ failures on x86_64-apple-darwin14 with
 -m32.)

	PR ipa/64982
	* cgraphunit.c (cgraph_node::expand_thunk): Look for stdarg
	thunks.
	* method.c (use_thunk): Do not check for stdarg thunks.

From-SVN: r220587
---
 gcc/cgraphunit.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'gcc/cgraphunit.c')

diff --git a/gcc/cgraphunit.c b/gcc/cgraphunit.c
index 8280fc4..48a4b35 100644
--- a/gcc/cgraphunit.c
+++ b/gcc/cgraphunit.c
@@ -1559,6 +1559,14 @@ cgraph_node::expand_thunk (bool output_asm_thunks, bool force_gimple_thunk)
       thunk.thunk_p = false;
       analyzed = false;
     }
+  else if (stdarg_p (TREE_TYPE (thunk_fndecl)))
+    {
+      error ("generic thunk code fails for method %qD which uses %<...%>",
+	     thunk_fndecl);
+      TREE_ASM_WRITTEN (thunk_fndecl) = 1;
+      analyzed = true;
+      return false;
+    }
   else
     {
       tree restype;
-- 
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