From: Richard Stallman <rms@gnu.org>
Date: Thu, 15 Jul 1993 05:40:42 +0000 (+0000)
Subject: (build_c_cast): When casting to union, if value is array
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0c16ddf7006c4d440a3a8840b7ed41dbed080be0;p=gcc.git

(build_c_cast): When casting to union, if value is array
or function, do default_conversion.

From-SVN: r4926
---

diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c
index 8ff4da5524f..85d2058f900 100644
--- a/gcc/c-typeck.c
+++ b/gcc/c-typeck.c
@@ -3854,6 +3854,10 @@ build_c_cast (type, expr)
   else if (TREE_CODE (type) == UNION_TYPE)
     {
       tree field;
+      if (TREE_CODE (TREE_TYPE (value)) == ARRAY_TYPE
+	  || TREE_CODE (TREE_TYPE (value)) == FUNCTION_TYPE)
+	value = default_conversion (value);
+
       for (field = TYPE_FIELDS (type); field; field = TREE_CHAIN (field))
 	if (comptypes (TYPE_MAIN_VARIANT (TREE_TYPE (field)),
 		       TYPE_MAIN_VARIANT (TREE_TYPE (value))))