[Bug rtl-optimization/49927] [4.7 Regression] ice in spill_failure, at reload1.c:2120

[uros at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49927

--- Comment #6 from uros at gcc dot gnu.org 2011-08-01 17:13:35 UTC ---
Author: uros
Date: Mon Aug  1 17:13:30 2011
New Revision: 177064

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177064
Log:
    PR target/49927
    * config/i386/i386.c (ix86_address_subreg_operand): New.
    (ix86_decompose_address): Use ix86_address_subreg_operand.
    (ix86_legitimate_address_p): Do not assert that subregs satisfy
    register_no_elim_operand in DImode.

testsuite/ChangeLog:

    PR target/49927
    * gcc.target/i386/pr49927.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr49927.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog