Enable -frename-registers at -O2.
authorBernd Schmidt <bernds@redhat.com>
Tue, 26 Apr 2016 12:43:42 +0000 (12:43 +0000)
committerBernd Schmidt <bernds@gcc.gnu.org>
Tue, 26 Apr 2016 12:43:42 +0000 (12:43 +0000)
commit1d776c5f1b922f1416a87ef9f1210a279e44c3d1
treeb55111700e1dc103310e51e5baf0721a2fab537e
parenta2095b55aef1957996197dbb0132f285ba46b9d5
Enable -frename-registers at -O2.

PR rtl-optimization/57193
* opts.c (default_options_table): Add OPT_frename_registers at -O2
and above.
* doc/invoke.texi (-frename-registers, -O2): Update documentation.

From-SVN: r235442
gcc/ChangeLog
gcc/doc/invoke.texi
gcc/opts.c