[Bug middle-end/57748] [4.7/4.8/4.9 Regression] ICE when expanding assignment to unaligned zero-sized array

[edlinger at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57748

--- Comment #52 from edlinger at gcc dot gnu.org ---
Author: edlinger
Date: Wed Jan  8 17:25:38 2014
New Revision: 206437

URL: http://gcc.gnu.org/viewcvs?rev=206437&root=gcc&view=rev
Log:
2014-01-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR middle-end/57748
        * expr.h (expand_expr_real, expand_expr_real_1): Add new parameter
        inner_reference_p.
        (expand_expr, expand_normal): Adjust.
        * expr.c (expand_expr_real, expand_expr_real_1): Add new parameter
        inner_reference_p. Use inner_reference_p to expand inner references.
        (store_expr): Adjust.
        * cfgexpand.c (expand_call_stmt): Adjust.

testsuite:
2014-01-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR middle-end/57748
        * gcc.dg/torture/pr57748-3.c: New test.
        * gcc.dg/torture/pr57748-4.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr57748-3.c
    trunk/gcc/testsuite/gcc.dg/torture/pr57748-4.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/expr.c
    trunk/gcc/expr.h
    trunk/gcc/testsuite/ChangeLog