[Bug c/52330] pr50305.c: valgrind problem on invalid asm

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52330

Uros Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2012-02-22
         AssignedTo|unassigned at gcc dot       |ubizjak at gmail dot com
                   |gnu.org                     |
     Ever Confirmed|0                           |1

--- Comment #1 from Uros Bizjak <ubizjak at gmail dot com> 2012-02-22 08:59:02 
UTC ---
Untested patch:

Index: config/i386/i386.c
===================================================================
--- config/i386/i386.c  (revision 184459)
+++ config/i386/i386.c  (working copy)
@@ -14091,6 +14091,12 @@
          return;

        case 'H':
+         if (!offsettable_memref_p (x))
+           {
+             output_operand_lossage ("operand is not offsetable, invalid "
+                                     "operand code 'H'");
+             return;
+           }
          /* It doesn't actually matter what mode we use here, as we're
             only going to use this for printing.  */
          x = adjust_address_nv (x, DImode, 8);