[Bug rtl-optimization/59137] [4.7 Regression] Miscompilation at -O1 on mips/mipsel

[rsandifo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59137

--- Comment #7 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 
---
Author: rsandifo
Date: Thu Jan  9 19:58:52 2014
New Revision: 206489

URL: http://gcc.gnu.org/viewcvs?rev=206489&root=gcc&view=rev
Log:
gcc/
    PR rtl-optimization/59137
    * reorg.c (steal_delay_list_from_target): Call update_block for
    elided insns.
    (steal_delay_list_from_fallthrough, relax_delay_slots): Likewise.

gcc/testsuite/
    PR rtl-optimization/59137
    * gcc.target/mips/pr59137.c: New test.

Added:
    branches/gcc-4_8-branch/gcc/testsuite/gcc.target/mips/pr59137.c
Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/reorg.c
    branches/gcc-4_8-branch/gcc/testsuite/ChangeLog