[Bug target/55023] hppa: wrong code generated with tail call optimisation

[danglin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55023

--- Comment #14 from John David Anglin <danglin at gcc dot gnu.org> ---
Author: danglin
Date: Mon Dec 22 23:10:18 2014
New Revision: 219037

URL: https://gcc.gnu.org/viewcvs?rev=219037&root=gcc&view=rev
Log:
    PR target/55023
    * dse.c (scan_insn): Treat sibling call as though it does a wild read.
    * testsuite/gcc.dg/pr55023.c: New file.


Added:
    trunk/gcc/testsuite/gcc.dg/pr55023.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dse.c
    trunk/gcc/testsuite/ChangeLog