[Bug rtl-optimization/64010] [msp430-elf] struct function dereference clobbers parameter passed to function

[uweigand at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64010

--- Comment #12 from Ulrich Weigand <uweigand at gcc dot gnu.org> ---
Author: uweigand
Date: Wed Dec 17 15:07:28 2014
New Revision: 218821

URL: https://gcc.gnu.org/viewcvs?rev=218821&root=gcc&view=rev
Log:
2014-12-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

    Backport from mainline
    2014-12-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

    PR rtl-optimization/64010
    * reload.c (push_reload): Before reusing a register contained
    in an operand as input reload register, ensure that it is not
    used in CALL_INSN_FUNCTION_USAGE.


Modified:
    branches/gcc-4_9-branch/gcc/ChangeLog
    branches/gcc-4_9-branch/gcc/reload.c