From: Richard Kenner <kenner@gcc.gnu.org>
Date: Fri, 19 Aug 1994 21:34:11 +0000 (-0400)
Subject: (function_cannot_inline): Don't inline if any parm is a transparent
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c8ad69c183faa9932f9bd50e85e52e25c7b3b614;p=platform%2Fupstream%2Fgcc.git

(function_cannot_inline): Don't inline if any parm is a transparent
union.

From-SVN: r7950
---

diff --git a/gcc/integrate.c b/gcc/integrate.c
index 1f4874c..2355508 100644
--- a/gcc/integrate.c
+++ b/gcc/integrate.c
@@ -134,10 +134,15 @@ function_cannot_inline_p (fndecl)
   if (int_size_in_bytes (TREE_TYPE (TREE_TYPE (fndecl))) < 0)
     return "function with varying-size return value cannot be inline";
 
-  /* Cannot inline a function with a varying size argument.  */
+  /* Cannot inline a function with a varying size argument or one that
+     receives a transparent union.  */
   for (parms = DECL_ARGUMENTS (fndecl); parms; parms = TREE_CHAIN (parms))
-    if (int_size_in_bytes (TREE_TYPE (parms)) < 0)
-      return "function with varying-size parameter cannot be inline";
+    {
+      if (int_size_in_bytes (TREE_TYPE (parms)) < 0)
+	return "function with varying-size parameter cannot be inline";
+      else if (TYPE_TRANSPARENT_UNION (TREE_TYPE (parms)))
+	return "function with transparent unit parameter cannot be inline";
+    }
 
   if (!DECL_INLINE (fndecl) && get_max_uid () > max_insns)
     {