[Bug debug/65678] [5 Regression] internal compiler error: in gen_rtx_SUBREG, at emit-rtl.c:909

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65678

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Apr  7 14:35:18 2015
New Revision: 221900

URL: https://gcc.gnu.org/viewcvs?rev=221900&root=gcc&view=rev
Log:
    PR debug/65678
    * valtrack.c (debug_lowpart_subreg): New function.
    (dead_debug_insert_temp): Use it.

    * g++.dg/debug/pr65678.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/debug/pr65678.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/valtrack.c