[Bug middle-end/52074] ICE: RTL flag check: MEM_VOLATILE_P used with unexpected rtx code 'plus' in extract_fixed_bit_field, at expmed.c:1734

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52074

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-02-09 
17:28:30 UTC ---
Author: jakub
Date: Thu Feb  9 17:28:22 2012
New Revision: 184060

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184060
Log:
    Backported from mainline
    2012-02-07  Jakub Jelinek  <ja...@redhat.com>

    PR middle-end/52074
    * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
    if modifier < EXPAND_SUM call force_operand on the result.

    * gcc.c-torture/compile/pr52074.c: New test.

Added:
    branches/gcc-4_6-branch/gcc/testsuite/gcc.c-torture/compile/pr52074.c
Modified:
    branches/gcc-4_6-branch/gcc/ChangeLog
    branches/gcc-4_6-branch/gcc/expr.c
    branches/gcc-4_6-branch/gcc/testsuite/ChangeLog