r194519 - in /trunk/gcc: ChangeLog expr.c tree-...

[aoliva@gcc.gnu.org]

Author: aoliva
Date: Sat Dec 15 10:25:15 2012
New Revision: 194519

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=194519
Log:
PR libmudflap/53952
* expr.c (mem_ref_refers_to_non_mem_p): Factor out
implementation into...
(addr_expr_of_non_mem_decl_p_1): ... this new function.
(addr_expr_of_non_mem_decl_p): New.
* tree.h (addr_expr_of_non_mem_decl_p): Declare.
* tree-mudflap.c (mf_xform_derefs_1): Don't change MEM_REFs
and TARGET_MEM_REFs that have an ADDR_EXPR of a non-mem DECL
as base operand.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expr.c
    trunk/gcc/tree-mudflap.c
    trunk/gcc/tree.h