re PR target/25168 (FAIL: g++.old-deja/g++.abi/cxa_vec.C execution test)

	PR target/25168
	* tree.c (get_file_function_name_long): Concatenate the first global
	object name with a string derived from the input filename of the object
	for type "F".

From-SVN: r109740

1 files changed, 20 insertions, 1 deletions

diff --git a/gcc/tree.c b/gcc/tree.c
index 0cca757..9aaba7e 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -5867,7 +5867,26 @@ get_file_function_name_long (const char *type)
   char *q;
 
   if (first_global_object_name)
-    p = first_global_object_name;
+    {
+      p = first_global_object_name;
+
+      /* For type 'F', the generated name must be unique not only to this
+	 translation unit but also to any given link.  Since global names
+	 can be overloaded, we concatenate the first global object name
+	 with a string derived from the file name of this object.  */
+      if (!strcmp (type, "F"))
+	{
+	  const char *file = main_input_filename;
+
+	  if (! file)
+	    file = input_filename;
+
+	  q = alloca (strlen (p) + 10);
+	  sprintf (q, "%s_%08X", p, crc32_string (0, file));
+
+	  p = q;
+	}
+    }
   else
     {
       /* We don't have anything that we know to be unique to this translation