[Bug target/55224] [4.8 Regression] FAIL: gcc.target/i386/tailcall-1.c scan-assembler jmp

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55224

Uros Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Target|                            |i686
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |ubizjak at gmail dot com
                   |gnu.org                     |

--- Comment #1 from Uros Bizjak <ubizjak at gmail dot com> 2012-11-07 15:23:17 UTC ---
(In reply to comment #0)
> On Linux/ia32, revision 193229:
> 
> http://gcc.gnu.org/ml/gcc-cvs/2012-11/msg00176.html
> 
> caused:
> 
> FAIL: gcc.target/i386/tailcall-1.c scan-assembler jmp

The referred revision removed a bit too much. Following patch fixes the
problem:

Index: config/i386/i386.c
===================================================================
--- config/i386/i386.c  (revision 193296)
+++ config/i386/i386.c  (working copy)
@@ -4638,6 +4638,8 @@ ix86_function_ok_for_sibcall (tree decl, tree exp)
       if (!rtx_equal_p (a, b))
        return false;
     }
+  else if (VOID_TYPE_P (TREE_TYPE (DECL_RESULT (cfun->decl))))
+    ;
   else if (!rtx_equal_p (a, b))
     return false;