[Bug rtl-optimization/61094] [4.9 Regression] -O3 insn Internal compiler error in copyprop_hardreg_forward_1, at regcprop.c:775

[law at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61094

--- Comment #18 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Fri Jun 13 16:50:10 2014
New Revision: 211652

URL: https://gcc.gnu.org/viewcvs?rev=211652&root=gcc&view=rev
Log:
2014-06-13  Jeff Law  <l...@redhat.com>

    PR rtl-optimization/61094
    PR rtl-optimization/61446
    * ree.c (combine_reaching_defs): Get the mode for the copy from
    the extension insn rather than the defining insn.

2014-06-13  Ilya Enkovich  <ilya.enkov...@intel.com>

    PR rtl-optimization/61094
    PR rtl-optimization/61446
    * gcc.target/i386/pr61446.c : New.

Added:
    branches/gcc-4_9-branch/gcc/testsuite/gcc.target/i386/pr61446.c
Modified:
    branches/gcc-4_9-branch/gcc/ChangeLog
    branches/gcc-4_9-branch/gcc/ree.c
    branches/gcc-4_9-branch/gcc/testsuite/ChangeLog