[Bug debug/59992] [4.9 Regression] Compilation of insn-recog.c too slow due to var-tracking

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59992

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Feb  6 15:47:12 2014
New Revision: 207562

URL: http://gcc.gnu.org/viewcvs?rev=207562&root=gcc&view=rev
Log:
    PR debug/59992
    * var-tracking.c (adjust_mems): Before adding a SET
    to amd->side_effects, adjust it's SET_SRC using
    simplify_replace_fn_rtx.

    * gcc.dg/pr59992.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr59992.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/var-tracking.c