* tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.

From-SVN: r128101

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7cbdf9aebbdcd08272cc331a4560e82b9f8be655..4ddc85da1cdd722d616c3881ea124dcae219d69e 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2007-09-04  Jan Hubicka  <jh@suse.cz>
+
+       * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
+
 2007-09-04  Jan Hubicka  <jh@suse.cz>
 
        * invoke.texi (-finline-small-functions): Document.

diff --git a/gcc/tree-tailcall.c b/gcc/tree-tailcall.c
index 8651b60fc0d8f4de77cb7cf0eba16357d6a0796d..3e15b1b6ae0339fd457513ee3502c93f53dfc6ba 100644 (file)
--- a/gcc/tree-tailcall.c
+++ b/gcc/tree-tailcall.c
@@ -800,7 +800,8 @@ eliminate_tail_call (struct tailcall *t)
 
       /* Result of the call will no longer be defined.  So adjust the
         SSA_NAME_DEF_STMT accordingly.  */
-      SSA_NAME_DEF_STMT (rslt) = build_empty_stmt ();
+      if (TREE_CODE (rslt) == SSA_NAME)
+        SSA_NAME_DEF_STMT (rslt) = build_empty_stmt ();
     }
 
   bsi_remove (&t->call_bsi, true);