[Bug target/52154] va_arg with empty aligned structure fails for MIPS EABI32

["rsandifo at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52154

--- Comment #1 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 2012-02-07 19:15:15 UTC ---
Author: rsandifo
Date: Tue Feb  7 19:15:10 2012
New Revision: 183977

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183977
Log:
gcc/
    PR middle-end/24306
    * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
    (mips_gimplify_va_arg_expr): Call it instead of
    std_gimplify_va_arg_expr.

gcc/testsuite/
    PR middle-end/24306
    PR target/52154
    * lib/target-supports.exp (check_effective_target_mips_eabi): New.
    * gcc.target/mips/va-arg-1.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/mips/va-arg-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/mips/mips.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/lib/target-supports.exp