src/patches/gcc/gcc49-pr64336.patch

   1 2014-12-17  Jakub Jelinek  <jakub@redhat.com>
   2
   3         PR sanitizer/64336
   4         * tsan.c (instrument_expr): Ignore TREE_READONLY bit
   5         on MEM_REFs.
   6
   7 --- gcc/tsan.c.jj       2014-12-17 10:53:30.000000000 +0100
   8 +++ gcc/tsan.c  2014-12-17 11:55:12.793058159 +0100
   9 @@ -138,7 +138,7 @@ instrument_expr (gimple_stmt_iterator gs
  10         return false;
  11      }
  12
  13 -  if (TREE_READONLY (base)
  14 +  if ((TREE_READONLY (base) && TREE_CODE (base) != MEM_REF)
  15        || (TREE_CODE (base) == VAR_DECL
  16           && DECL_HARD_REGISTER (base)))
  17      return false;