[Bug target/65117] xtensa: With -Os, invalid parameter c1 for reg_class_subset_p() to cause segment fault.

[law at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65117

--- Comment #4 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Tue Feb 24 23:17:49 2015
New Revision: 220953

URL: https://gcc.gnu.org/viewcvs?rev=220953&root=gcc&view=rev
Log:
       PR target/65117
        * config/xtensa/xtensa.md (zero_cost_loop_start): Reverse numbering
        of operand 0 and operand 2.
        (zero_cost_loop_end, loop_end): Similarly.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/xtensa/xtensa.md